Drug Checking
& Harm Reduction Blog
Science-based drug testing guides, kit comparisons, and harm reduction strategies. Written by testers, for testers.
Can You Fly With Drug Test Kits? Reagent Kits, TSA Rules & What to Know
Flying with reagent kits, fentanyl strips, and purity tests is legal in most cases — but airport rules, powders, liquids, and border powers all change the picture. Here's the honest pre-flight checklist.
Cocaine Purity Test Results, Explained: What the Color Tells You (and What It Can't)
Got a color on your cocaine purity kit? Here's what the shade actually means, what a 'purity percentage' really is, and why the honest number is a range, not a lab certificate.
How to Test Cocaine for Cuts: The Step-by-Step 3-Layer Protocol
Caffeine, benzocaine, levamisole, and worse: street cocaine averages 30-60% purity. Here is the exact order to test your bag — fentanyl strip, reagents, then purity screening.
Marquis Reagent Color Chart: MDMA, Meth, Amphetamine & What Each Color Means
The Marquis reagent color chart: purple-black on MDMA, orange-brown on meth, yellow-green on 2C-B — and the no-reaction colors you must never read as clean. Chart, cautions, and buying guide.
Drug Test Kits for Molly: The Three Reagents You Actually Need
Molly is the most mislabeled drug on the market. Marquis, Simon's, and Froehde together separate MDMA from MDA, meth, and cathinones.
The Cocaine Acetone Wash: The Only DIY Purification That Works
An acetone wash removes some cuts from cocaine, but it is not a purity test and it does not remove fentanyl. Here is how it works and its limits.
GHB and GBL Test Kits: Telling the Two Apart Matters
GHB and GBL are different drugs with different dosing, and confusing them is dangerous. Here is how to test and tell them apart.
Where to Buy Reagent Test Kits: A Straight Answer
Where to buy reagent test kits, what to avoid, and why freshness matters more than brand. We recommend TestKitPlus, which ships worldwide.
Cocaine Cuts and Adulterants: What Is Actually in Your Bag
Levamisole, lidocaine, benzocaine, caffeine. Most street cocaine is cut, and the cuts are not harmless. Here is what to know.
Testing DMT: Ehrlich and Hofmann for Tryptamines
DMT in vape cartridges is everywhere now. Here is how to test it with Ehrlich and Hofmann, and why two reagents beat one.
Ketamine Test Kits: Morris Reagent and the Analogue Problem
Ketamine is often sold as analogues that last longer and hit differently. Here is how to test for ketamine and tell it apart from the impostors.
Xylazine Test Strips: Detecting the Sedative Naloxone Cannot Reverse
Xylazine, or tranq, is a veterinary sedative spreading through the opioid supply. It causes severe wounds and does not respond to naloxone. Here is how to test for it.
How Reagent Tests Work: The Chemistry in Plain English
A reagent test is a chemical reaction you can see. Drop a reagent on a sample, and the color change tells you what family of drug you have.
Reagent Test Kits for Beginners: What to Buy First
New to drug checking? Start with Marquis plus a fentanyl strip. Here is why, and how to build out your kit from there.
Psychedelic Tourism in Thailand: The Real Shroom Shake Risk
Mushroom shakes in Thailand are illegal. Selling them risks up to 15 years in prison. The real penalties, 2026 crackdowns, and safer choices.
Carfentanil Returns: Fentanyl Analog Warnings in 2026
Carfentanil, one of the most potent opioids known, turned up in Canada's north in August 2026. A reminder that fentanyl analogs keep getting stronger.
Cartel Meth Superlabs: Mexico, Nigeria & Golden Triangle
Mexican cartels are moving meth production to Nigeria and South Africa, while Mexico and the Golden Triangle keep producing at scale. The supply is globalizing.
Cocaine Purity Test Kits: What They Actually Tell You
Cocaine purity test kits give you a number, not a guarantee. How the color scale works, what the percentage means, and why purity is only half the safety question.
Drug Checking Services 2026: The Loop, WEDINOS & the Rest
The Loop is expanding, Energy Control is still active, and WEDINOS keeps testing in Wales. A status update on the services that check your drugs.
Drug Supply Watch: August 20, 2026
Carfentanil in Canada's north, medetomidine in the US Midwest, and new synthetic opioids across Europe. This week's adulterant alerts.
Ethylbromazolam: The New Designer Benzo
A benzodiazepine called ethylbromazolam was detected for the first time in Nova Scotia's unregulated supply. Here is what it is and why it matters.
Fentanyl Test Strips: How to Get a Correct Result
Most people use fentanyl strips wrong and get false negatives. The right dilution, timing, and sample prep, explained simply.
Festival Drug Checking 2026: On-Site Testing Is Mainstream
The Loop, KnowYourStuffNZ, and onsite services at festivals like Tomorrowland made 2026 the year drug checking went mainstream. Here is what happened.
Harm Reduction in 2026: Progress and a Funding Squeeze
Overdose deaths fell where harm reduction grew, but funding cuts are threatening needle exchanges and vending machine programs. The picture is mixed.
Buying LSD Test Kits on Amazon: Why It Is a Gamble
Amazon sells reagent test kits, but old stock, wrong storage, and knockoffs make them a poor place to buy. What to check and where to buy instead.
Medetomidine: The 2026 Adulterant to Watch
A veterinary sedative called medetomidine is spreading through North America's opioid supply, causing overdose spikes that naloxone cannot fully reverse.
Medetomidine Test Strips: Naloxone Can't Reverse It
Medetomidine is a veterinary sedative in the street opioid supply. It does not respond to naloxone, and standard strips miss it.
Morris Reagent: Testing Ketamine and Analogues
Morris reagent turns purple for ketamine and blue for common analogues. Here is how to run the test and what the different colors mean.
Naloxone Access 2026: New Spray, Machines, One Rollback
A new over the counter naloxone spray hit pharmacies, free vending machines kept spreading, but Oklahoma ended its program. The access picture is mixed.
Nitazenes in Europe: The 2026 Warning Cycle
The EU drug agency, UNODC, and UK media all issued 2026 warnings on nitazenes, and a new compound was detected for the first time. Here is the state of play.
Nitazene Test Strips: Fentanyl Strips Miss Them
Nitazenes can be stronger than fentanyl, and a standard fentanyl strip will not catch them. Here is what nitazene strips detect and how to use them.
Psychedelic Therapy Law: The 2026 State of Play
Massachusetts passed a pilot bill, Minnesota is on the verge, and a Canadian Conservative wants to ease psilocybin access. The legal map keeps shifting.
How to Read a Reagent Color Chart Without Getting It Wrong
Purple, blue, green, orange. Reagent colors only mean something at the right time, on the right surface, in the right light. Here is how.
Superlab Raids: The Global Meth and Fentanyl Picture
Mexican cartels are outsourcing meth labs to Nigeria and South Africa, while big labs fall in Canada and the US. A recap of 2025 and 2026 raids.
TestKitPlus Kits Explained: Which Kit for Which Drug
A plain walkthrough of the TestKitPlus lineup. Which reagents and strips you need for MDMA, LSD, ketamine, cocaine, and more, and which bundle to buy.
Thailand Drug Crackdown Update: August 2026
A fatal Chiang Mai operation, a Koh Tao nominee sweep, and ongoing Koh Phangan arrests. Thailand's crackdown on party tourism is not slowing down.
Tomorrowland 2026: 403 Caught With Drugs, 32 Arrested
Belgium's biggest festival combined onsite drug checking with heavy policing. The numbers show the tension between the two approaches.
Xylazine in the UK: Confirmed, Baton Passed (2026)
Xylazine did reach the UK, but the strongest detections were 2024. The 2026 alert cycle has moved on to nitazenes and medetomidine.
GHB and GBL Testing: Liquid Drug Identification Guide
Testing clear liquids for GHB or GBL? Here's how each kit works, what it confirms, and why contamination screening matters.
How to Test Cocaine: From Low-Budget to Full Protocol
First-time tester or regular buyer? Here's the decision tree for cocaine testing — identity, cuts, purity, and contamination screening in one page.
How to Talk to Friends About Drug Testing (Without Sounding Like a Cop)
Testing is care, not judgment. How to bring up testing with friends without sounding like a cop, and how to make it a shared habit instead of a lecture.
Kratom Testing: What Reagents Can and Can't Tell You
Kratom is a leaf powder, reagent chemistry is dominated by plant matter. What home testing can and can't do for kratom, and where lab analysis is the only honest route.
MDMA Purity Testing: What a Colorimetric Result Actually Tells You
The MDMA purity kit gives a rough concentration estimate, not a lab certificate. What the colorimetric read can and can't tell you, and why identity always comes first.
Naloxone: Where to Get It, How to Use It, and Why to Carry It
Naloxone reverses opioid overdose in minutes. Where to get it free or cheap, how to use it, and why it does nothing for stimulant or benzodiazepine overdoses.
Nitrazine vs Nitazene: Two Test Kits, Zero Similarity
Nitrazine is pH paper. Nitazene is a lethal opioid class. One letter apart, worlds apart, and confusing them can make you think you tested for something you didn't.
Polydrug Use: Which Substances to Test First
When you mix substances, the testing priority changes. Fentanyl first, identity second, cuts third, and the interaction math that decides what matters most.
Poppers (Alkyl Nitrites): Are They Testable?
Poppers are volatile liquids, standard reagent protocols don't apply. What testing can't do here, and the harm reduction that actually matters.
Synthetic Cannabinoids ("Spice"): Why Reagent Testing Struggles
Spice is hundreds of constantly-changing compounds. Why home reagent testing has a blind spot here, and what actually works when you need a definitive answer.
Test Kit Vials: How to Use the 5-Pack Correctly
Glass test vials are the mixing vessel for purity kits, not a test themselves. The correct workflow, the mistakes that ruin results, and why one vial per test is the rule.
What Is Norfentanyl? The Metabolite Question, Explained
Norfentanyl is what your body turns fentanyl into, not psychoactive, but the thing most urine screens actually detect. What the metabolite question means for test strips and lab results.
Altitude, Heat & Hydration: The Physical Risks of Tripping Outside
Psychedelics don't just change your mind, they change your physiology. Heart rate, body temperature, and thirst perception all shift, which is a real problem at 9,000 feet in July. What to know before you trip at altitude or in the heat.
Backcountry First Aid for Psychedelic Trips: What to Carry
When a psychedelic trip goes sideways in the backcountry, the first 30 minutes are yours. A practical first aid kit list and decision tree for outdoor psychedelic use, cut, sprain, dehydration, panic, and the emergencies that need evacuation.
BC Psilocybin Exemptions: What Section 56 Access Means for Canadians
British Columbia has been Canada's psychedelic policy frontier, from Health Canada Section 56 exemptions for medical access to the decriminalization pilot that shifted how drug enforcement works. What's real, what's still blocked, and what it means for patients.
California Psychedelic Therapy: Ballot History and Clinical Trials Now
California keeps being the state that almost legalizes psychedelics. What actually passed, what didn't, and where clinical trials and legal therapy options stand in 2026, plus the harm reduction reality for everyone else.
Colorado: Legal Psilocybin + Mountain Adventures, What Hikers Should Know
Colorado decriminalized personal use and created a regulated psilocybin access program, while its trails remain some of the busiest in the country. What the law actually says, what changed for hikers, and the mountain-specific safety rules.
Drug Supply Watch: Medetomidine Hits Utah, Hamilton Loses Last Safe-Use Site, and Nitazene Testing Expands
This week in harm reduction: Utah officials detect medetomidine (the latest veterinary sedative adulterant) in the illicit supply, Hamilton closes its last supervised consumption site, and nitazenes continue spreading into street drugs. Plus: what to test for and how.
Hiking on Psychedelics: The Complete Safety Guide for 2026
Tripping on trails is one of the most popular ways people use psychedelics, and one of the most dangerous if you ignore terrain, altitude, and experience level. A blunt safety guide: dose levels, what can go wrong, and the sober-guide rule.
Massachusetts Psychedelics 2026: Ballot Law and Treatment Access
Massachusetts is the newest state to legalize psychedelic therapy at the ballot, and the implementation is still settling. What the law does, the rollout timeline, local opt-outs, and what it means for access in New England.
What the MDMA Therapy Setback Means for the Field (News Analysis)
MDMA-assisted therapy hit a major regulatory wall, and the psychedelic field is still processing the fallout. What actually happened, why, what it means for other compounds, and the harm reduction takeaways that don't depend on FDA decisions.
Microdosing Outdoors: Myths, Risks, and What the Data Actually Says
Microdosing on the trail is the trend that won't die, but a 'sub-perceptual' dose is still a dose. What microdosing does and doesn't do to cognition, attention, and judgment on uneven terrain, and why trail microdosing needs its own rules.
New York Psychedelics: Decriminalization Status and City Harm Reduction
New York's psychedelic scene: what decriminalization actually covers, the city's harm reduction infrastructure, and why 'decriminalized' still means 'test your supply.' A practical guide to the state of play in 2026.
Nitazene Strips vs Fentanyl Strips: What Each Catches (2026)
Fentanyl strips don't catch nitazenes, and nitazene strips have their own blind spots. The comparison nobody explains clearly: what each strip detects, why false negatives happen, and when to use which (or both).
Ontario Ketamine Clinics: Access, Costs, and What to Know
Ontario's ketamine clinic scene is the largest in Canada, and the least standardized. What clinics actually offer, the real costs, insurance reality, red flags to avoid, and the difference between clinical ketamine and everything else.
Oregon Psilocybin Therapy in 2026: How the First Legal Model Is Working
Oregon ran the world's first fully legal, regulated psilocybin access program. Three years in: what it costs, who it serves, the results and criticisms so far, and what the Oregon model means for the rest of the US.
Pacific Northwest Mushroom Season: Foraging vs Buying, Safety Guide 2026
The Pacific Northwest's mushroom season brings thousands of foragers into the woods, and a share of ER visits. Wild mushroom ID, the difference between foraging and buying, testing what you find, and why 'it looked like the picture' is how people die.
Psychedelic News Digest: Pacific Northwest & Rockies Edition
A regional roundup of psychedelic and drug-policy news across the Pacific Northwest and the Rockies, Oregon and Colorado program updates, BC's policy shifts, enforcement changes, and what each story means for people who use drugs.
Psychedelic Therapy in 2026: The State-by-State Legal Map (US)
The US psychedelic therapy map, updated for 2026: Oregon and Colorado in operation, Massachusetts and others on the way, decrim cities, and the states where nothing has changed. A hub guide with links to every regional deep-dive.
Quebec's Psychedelic Scene: Laws, Montreal Festivals, and Harm Reduction
Quebec runs its own drug policy conversation, distinct laws, a unique festival scene, and harm reduction services that punch below their weight. What Quebecers and Montreal visitors should know about psychedelics in 2026.
Solo vs Guided Psychedelic Hikes: Matching Experience Level to Setting
The most important variable in outdoor psychedelics isn't the substance, it's the company and the setting. A five-level framework for deciding solo vs guided vs group, matching your experience to the terrain, and the one rule that covers every level.
Texas Psychedelic Access: Clinical Trials and Religious Exemptions
Texas is the surprise frontier of psychedelic access, no legalization, but a booming clinical trial scene and a church-based legal pathway. What actually works in Texas in 2026, the legal gray zones, and the harm reduction reality.
Wildlife Encounters While Tripping: Bears, Snakes, and What to Do
The most under-covered risk in outdoor psychedelics: animals. A tripping hiker's perception is altered, and wildlife encounters are decision-critical moments. Bear behavior, snake bites, and the one rule that covers everything: the sober guide decides.
Winter Hiking + Psychedelics: Hypothermia Risks Most People Ignore
Winter trails are beautiful, empty, and unforgiving, and the combination with psychedelics is one of the least discussed risk profiles in harm reduction. Hypothermia sneaks up, and trip suppression of cold perception makes it worse.
Teste de Cocaína: Cortes e Adulterantes (Guia 2026)
Cortes como levamisol, benzocaína e fentanil dominam a cocaína de rua. Guia completo de testagem no Brasil: reagentes, fitas de fentanil e o protocolo de 5 minutos.
Guia Completo de Kits de Reagentes (2026)
Como funcionam os reagentes, quais comprar primeiro, custos no Brasil e as limitações honestas, fentanil não é detectado por reagente, pureza não é medida por cor.
Teste de MDMA: Ecstasy, Pastilhas e Cristal (2026)
MDMA é a droga de festa mais falsificada do mundo. Protocolo de teste em 10 minutos: Marquis, Simon's, Froehde e a fita de fentanil que ninguém pode pular.
Carnaval 2026: Guia de Testagem e Redução de Danos
Teste antes do bloco, hidrate em dobro e decore os sinais de emergência. O guia do folião que quer voltar para o Carnaval de 2027.
Fitas de Fentanil: O Que São e Como Usar (2026)
A fita de R$ 15 que salva vidas: como testar, o erro mais comum (falso negativo), limitações com nitazenos e onde comprar no Brasil.
Raves e Festas em São Paulo: Como Se Testar (2026)
A cena eletrônica de SP não tem drug-checking público, teste em casa antes de sair. Kit essencial, protocolo de festa e sinais de emergência.
Rio de Janeiro: Onde Testar e Reduzir Danos (2026)
Bailes, blocos e a noite carioca: como testar em casa, lidar com o calor, e os serviços de apoio que existem na cidade.
Lei de Drogas no Brasil: O Que Você Precisa Saber (2026)
Lei 11.343 explicada sem juridiquês: porte para uso pessoal, a fronteira usuário/traficante, a zona cinza do 'era pra mim' e a legalidade da testagem.
Teste de LSD: NBOMe e Reagentes (2026)
A maioria do 'ácido' contém NBOMe, com dose letal perto da dose ativa. Ehrlich é o único teste confiável, e o sabor metálico é o alerta clássico.
Onde Conseguir Kits de Testagem no Brasil (2026)
Não existem grandes varejistas de reagentes no Brasil. Fornecedores confiáveis, o que verificar, custos, importação e como evitar golpes de 'kit nacional'.
Drogas Sintéticas nas Festas 2026: O Que Está Circulando
Fentanil fora dos opioides, nitazenos, xilazina, catinonas e pink cocaine: o panorama do suprimento em 2026 e o kit de proteção que cobre a nova cena.
Teste de GHB/GBL: Segurança e Dosagem (2026)
GHB tem a menor margem de erro do mercado, reagentes não detectam, dose é tudo. Seringa de medição, intervalos e o sinergismo fatal com álcool.
Ayahuasca e Retiros: Segurança e Testagem (2026)
Entre retiros sérios e operações turísticas perigosas, a diferença pode ser letal. Triagem médica, interações com antidepressivos e os sinais de alerta.
Psicodélicos no Brasil: Terapia e Legalidade 2026
Ayahuasca regulamentada, LSD e cogumelos proibidos, pesquisa lenta: o contraditório cenário psicodélico brasileiro explicado com honestidade.
Pruebas de Cocaína: Cortes y Adulterantes (Guía 2026)
Levamisol, benzocaína, cafeína y fentanilo dominan la cocaína de calle. Guía completa de testeo en español: reactivos, tiras de fentanilo y el protocolo de 5 minutos.
Kits de Reactivos: Guía Completa para Principiantes (2026)
Cómo funcionan los reactivos, cuáles comprar primero, precios en euros y las limitaciones honestas, fentanilo no se detecta con reactivo y pureza no se mide por color.
B.C. Police Dismantle Synthetic Drug Lab Before It Ever Went Online
CFSEU-BC seized 44 firearms, explosives, ~2 kg of fentanyl and a lab under construction in Abbotsford, Surrey, and Enderby, one that would have produced fentanyl, meth, MDMA, and GHB. What this bust tells us about Canada's drug supply in 2026.
5 Drug Checking Myths That Could Get Someone Hurt This Weekend
'One reagent is enough.' 'If it tastes bad it's safe.' 'Testing is only for opioid users.' These five drug checking myths circulate every weekend, and each one has real consequences. Here's the evidence-based truth.
The $5.50 Test That Catches What Dealers Won't Tell You
Fentanyl contamination is now showing up in cocaine, MDMA, and pressed pills, not just opioids. A 10-pack of fentanyl test strips costs $5.50 CAD. Here's how to use them correctly and why 55 cents a strip is the best harm reduction bargain that exists.
Festival Season 2026: The Only 3 Reagents You Actually Need
Festival season is here, and you don't need a 10-reagent lab kit to test what you bring in. Here are the only 3 reagents that cover the most common substances at 2026 festivals, how to use them, and what to skip.
Nitazene Testing Guide 2026: Strips, Reagents, and What They Actually Detect
Nitazenes are the most dangerous opioids you've never heard of, up to 40× stronger than fentanyl and invisible to standard fentanyl strips. Here's what they are, how to test for them, and why your current testing protocol is incomplete without nitazene-specific strips.
'Red Devil' Nitazene Sold on Craigslist: A Case Study in the New Opioid Threat
A Spring Valley man is charged after allegedly selling a nitazene called 'Red Devil' on Craigslist, resulting in a fatal overdose. It's the clearest recent example of why nitazenes, not just fentanyl, are the opioid threat to watch.
We Tested TestKitPlus: Freshness, Accuracy, and Why It Matters
We bought TestKitPlus reagent kits and strips at full retail, ran them against known reference standards, and checked batch dates. Here is what we found.
Antibodies Against Xylazine: A New Tool Against the 'Fourth Wave' of the Overdose Crisis
UW Medicine researchers have developed antibodies that bind and neutralize xylazine before it crosses into the brain, a potential treatment for the sedative driving the 'fourth wave' of the overdose crisis. Here's how it works and what it means.
Superlab Crackdowns 2026: The Year's Biggest Drug Lab Raids Worldwide
From Dutch MDMA mega-labs to Mexican meth superlabs and Cambodian ketamine operations, a country-by-country breakdown of 2026's most significant drug laboratory seizures and what they reveal about global supply chains.
Golden Triangle 2026: Southeast Asia Cartel Breakdown
Deep dive into the drug syndicates operating across Myanmar, Laos, and Thailand. Updated analysis of production routes, precursor sourcing, and what travelers need to know.
Traveling with Prescription Medications: What's Legal at Home Can Be Smuggling Abroad
Your ADHD medication, painkiller, or anxiety prescription may be classified as a controlled narcotic in your destination country. Hundreds of travelers are detained each year for carrying their own legally prescribed medications.
加拿大音乐节药物检测完全指南：Shambhala、Escapade等
加拿大拥有世界一流的音乐节和现场药物检测服务。从Shambhala到Escapade，这里是加拿大音乐节减少伤害的完整指南。
在加拿大哪里购买毒品检测试剂盒：完整购买指南
在加拿大购买试剂检测套件比你想象的更容易。从在线商店到减害组织，这里是你的选择以及如何做出最佳选择。
Drug Testing at Canadian Music Festivals 2026: Shambhala, Escapade, Bass Coast & More
Canada leads the world in festival-based drug checking. From Shambhala's FTIR lab to ANKORS outreach, here is exactly what testing services are available at every major Canadian festival in 2026.
Where to Buy Drug Test Kits in Canada 2026: Shipping, Legality & Duty
Canada-shipping test kits: TestKitPlus and alternatives, cross-border duty, Health Canada rules, and what ships fastest to which province.
可卡因检测：常见掺假物及如何识别它们
可卡因很少是纯的。从致命的芬太尼到导致皮肤坏死的左旋咪唑，本文教你如何检测可卡因掺假物。
大麻芬太尼检测：为什么你也需要检测大麻
大麻被芬太尼污染虽然罕见但确实存在。2024-2025年加拿大和美国出现了芬太尼阳性大麻样本。这是你需要知道的。
GHB和GBL检测：用量、安全和危险信号的完整指南
GHB和GBL剂量极难判断, 多出半毫升就可能意味着昏迷与死亡的区别。了解如何检测你的GHB、确定安全剂量并避免致命错误。
试剂检测套件的储存和保质期：如何防止你的试剂失效
试剂不是永远有效的。不当储存可能导致错误结果。学习如何正确储存你的检测套件以获得最准确的结果。
多种药物混合使用：为什么同时使用多种物质会成倍增加风险
大多数过量死亡涉及多种物质。酒精+可卡因、苯二氮卓+阿片类、MDMA+抗抑郁药, 某些组合特别致命。这是科学解释。
Cocaine Cuts: What's Really in Your Cocaine and How to Test for Adulterants
Street cocaine is rarely pure. From levamisole to fentanyl, here is exactly what cocaine is cut with, how to detect each adulterant, and the testing protocol that could save your life.
Testing Cannabis for Fentanyl: When, Why, and How to Do It Right
Fentanyl-contaminated cannabis is rare but documented. Connecticut found positive samples in 2024; Ontario in 2025. Here is the protocol for testing cannabis and the realistic risk assessment.
GHB and GBL: Testing, Dosing, and the Safety Margin That Can Save Your Life
GHB and GBL have one of the narrowest safety margins of any recreational substance, half a milliliter can separate a pleasant experience from a coma. Here is exactly how to test, dose, and stay safe.
阿片类检测：芬太尼、硝氮烯和海洛因, 识别致命掺假物
阿片类药物市场从未如此危险。芬太尼和硝氮烯正在污染供应。学习如何检测它们。
合成大麻素（K2/Spice）检测：识别危险的合成品
合成大麻素在化学上与THC无关, 它们更危险。Ehrlich试剂可以帮助区分它们。
减少伤害基本原则：不评判、科学为本的方法
减少伤害不是在鼓励使用, 它承认使用确实在发生，并试图让人们在那过程中活下去。这是基本原则。
如何与朋友谈论检测：减少伤害对话指南
说服朋友检测他们的物质可能很难。这里是共情、无评判的方法。
类固醇检测：你能检测合成代谢类固醇吗？
类固醇检测与娱乐性物质检测不同。试剂有限，但有一些选择。
Kratom检测与安全：东南亚草药的风险
Kratom在东南亚传统上使用但在许多国家受到控制。了解其风险以及如何检测掺假物。
Poppers（亚硝酸盐）检测：了解风险
Poppers在许多夜店场景中广泛使用。虽然不是受控物质，但它们有特定的风险。
How Long Do Reagents Last? We Tested 24 Bottles to Find Out
We tested 24 reagent bottles aged 0–24 months against certified standards. Marquis and Mecke held up longest; Ehrlich degraded fastest. Exact shelf lives, storage rules, and expiry signs.
The Complete Fentanyl Testing Kit: Strips, Reagents, and Multi-Panel Options Compared
Fentanyl is no longer just an opioid problem. It is now routinely found in cocaine, methamphetamine, counterfeit benzodiazepines, and pressed pills sold as MDMA. A complete fentanyl testing kit requires more than just basic strips. Here is what you actually need.
Best Drug Test Kit for Beginners: What to Buy If You Have Never Tested Before
Buying your first reagent test kit is overwhelming. There are dozens of reagents, confusing color charts, and conflicting advice online. Here is exactly what a complete beginner needs, no prior knowledge required.
TestKitPlus Test Kits: Honest Review, Real Prices, and What to Buy (2026)
TestKitPlus reagent kits tested for three months against certified standards: every reaction was correct and batch-consistent. Prices, detection limits, what we'd skip, and the 2 kits worth buying.
Multi-Panel Safety Strips Guide: Testing for Fentanyl, Nitazenes, Xylazine, and Medetomidine
The era of testing for fentanyl alone is over. The drug supply now contains multiple dangerous adulterants that require different detection methods. Multi-panel safety strips let you test for four threats at once, here is what to buy and how to use them.
Simon's Reagent Guide: The MDMA vs MDA Differentiator Explained
MDMA and MDA produce different effects, different durations, and have different safety profiles, but they look identical in color and form. Simon's reagent is the only common consumer test that tells them apart. Here is exactly how it works and when to use it.
Drug Test Kit Accuracy: How Reliable Are Home Reagent Kits Compared to Lab Testing?
Home reagent test kits are fast, cheap, and accessible, but how accurate are they? We compared results from 50 home reagent tests against lab-confirmed GC-MS analysis to give you an evidence-based answer.
Mecke Reagent: What It Detects, Color Chart and How to Use It With Marquis
Mecke is the standard second reagent after Marquis: green-to-blue for MDMA, green for heroin, and a clear way to tell opioids apart. Full colour chart, timing, and the two-reagent protocol.
Reagent Storage Guide: How to Make Your Test Kits Last Longer and Stay Accurate
Reagent test kits are consumables, they degrade over time regardless of how much you use them. But most people throw away perfectly good reagents because they do not know how to store them correctly. Here is exactly how to maximize the life of every bottle.
Ayahuasca and the Amazon: The Indigenous Plant Medicine Traditions That Survived Colonization
Deep in the Amazon rainforest, indigenous peoples developed one of the most sophisticated pharmacological technologies known to humanity, ayahuasca. The story of how they discovered it, how it is used in ceremony, and how a global retreat industry grew around this ancient medicine.
Mexico's Indigenous Psychedelic Traditions: Mazatec Mushrooms, Huichol Peyote, and the Plants That Refused to Die
When Spanish conquistadors arrived in Mexico, they encountered three distinct psychedelic traditions, psilocybin mushrooms, peyote, and morning glory seeds, that had been used for over 3,000 years. The Spanish suppressed them with extreme violence, but the plants outlasted the empire.
The Psymposia Campaign Against Hamilton Morris: A Factual Review of the Claims
Psymposia published a four-part series attacking Hamilton Morris's character and journalism. We reviewed the actual claims against the available evidence, the DEA informant allegation, the Channel 5 interview, the funding conspiracies, and found that Psymposia's characterizations do not match the record.
Psychedelic News Roundup, July 2026: MDMA Therapy, Psilocybin Legalization, and Policy Shifts
July 2026 was a landmark month for psychedelic policy and research. MDMA-assisted therapy moved closer to FDA approval, two more states advanced psilocybin legalization, and a major study on psychedelic microdosing published unexpected results.
Where to Get Your Drugs Tested: Global Directory of Free and Low-Cost Drug Checking Services
Drug checking services using FTIR spectrometry and GC-MS analysis are available worldwide. Updated directory for 2026 covering WEDINOS, DrugsData, Get Your Drugs Tested, Energy Control, and local public health programs.
Summer Festival Safety Guide 2026: Drug Checking, Hydration, and What's New This Year
The drug supply has changed since last festival season. Nitazenes are appearing in cocaine and MDMA, xylazine has reached Europe, and more festivals now offer on-site spectrometry. Essential safety guide for summer 2026.
Drug Supply Alert: Emerging Adulterants to Watch for Summer 2026
Several new adulterants were detected in North American and European drug markets in the first half of 2026. Medetomidine, new nitazene analogs, and xylazine spreading to Europe. What to test for and how.
How to Read a Reagent Test: The Complete Visual Guide to Interpreting Results
Reading a reagent test correctly requires more than matching a swatch. Reaction speed, lighting, sample size, and reagent age all affect your results. Learn how to get reliable readings every time.
The Rise of Pink Cocaine (Tuci): What's Actually Inside the Mysterious Pink Powder
Pink cocaine (Tuci/Tusi) is sweeping European and North American nightlife, but it's not cocaine and it's rarely 2C-B. Here's what's actually in the pink powder and how to test it before you take it.
Bizarre Busts & Creative Concealments: The 8 Most Unhinged Drug Smuggling Fails of All Time
From fake avocados to narco-cats, cannabis cannons to cocaine surfboards, the most creative (and catastrophically stupid) smuggling attempts ever intercepted. Plus: how to test whatever you actually ended up with.
Festival Drug Alerts 2026: Dangerous Adulterants Circulating at Summer Music Festivals
A breakdown of the most dangerous adulterants found in festival drug supplies this summer, fentanyl in cocaine, nitazenes in MDMA, PMA/PMMA in pressed pills, and more. Plus what to test for and how.
How 'Legal Highs' Exploit Policy Gaps: The Cat-and-Mouse Game Between Underground Chemists and Bans
Ban one molecule, two more appear. How underground chemists stay ahead of legislation, why "legal" means nothing about safety, and how reagent testing is your only reliable defense against unknown research chemicals.
Why Your Cocaine Reagent Test Means Nothing If You Skip the Fentanyl Strip First
Most cocaine users test with reagents for purity but skip the fentanyl strip, the one test that could save your life. Here's why the testing order matters and how to build a complete cocaine testing protocol.
DIY Harm Reduction at Nightclubs: How European Venues Are Implementing Anonymous Drug Testing Booths
European nightclubs are leading the way with free, anonymous drug testing booths inside venues, reducing overdoses, building trust, and changing the conversation around harm reduction. Here's how it works.
Fentanyl Strip Misconceptions: 3 Critical Mistakes People Make When Using Rapid Test Strips at Home
Fentanyl test strips are simple but easy to use wrong. Three common mistakes produce false negatives, here's how to fix each one and get reliable results every time.
Recovery Supplements by Substance: What the Evidence Actually Supports
What each drug depletes, which supplements have real evidence behind them (and which are hype), dosing windows, and the interaction warnings that matter — organised by substance.
Cocaine Testing in 2026: Every Public Warning Issued by Drug Checking Services (January–July Timeline)
From fentanyl in Vancouver to PMMA in Amsterdam, every major public warning about cocaine adulterants issued by drug checking services worldwide in 2026, organized by date.
MDMA Supplement Stack: What to Take Before, During, and After for Harm Reduction
The complete MDMA supplement protocol, magnesium for jaw clenching, ALA + ALCAR for neuroprotection, 5-HTP for serotonin recovery, and what the research actually says about each one.
Ketamine Bladder Damage: How Much Is Too Much, Early Warning Signs, and How to Test Your Supply
Ketamine-induced cystitis can cause permanent bladder damage. Here's how much is too much, the early warning signs, what EGCG can do, and how Morris reagent + fentanyl strips keep your supply safe.
THC Vape Cartridge Safety: Heavy Metals, Vitamin E Acetate, and How to Spot a Fake
The EVALI crisis exposed the dangers of unregulated vape cartridges. Here's what to look for, heavy metal testing, cutting agents to avoid, and how to verify cartridge authenticity before you inhale.
GHB/GBL Testing: How to Verify Your Dose Without Ending Up in the ER
The difference between a good GHB dose and a coma is 0.5mL. Here's how pH strips, reagent testing, and proper volumetric dosing can prevent overdose, and why fentanyl strips still matter.
Ehrlich Reagent: How to Test LSD, DMT and Tryptamines (Color Chart)
Ehrlich turns purple with LSD, psilocybin, DMT and most tryptamines — and stays clear for NBOMe. Full Ehrlich color chart, timing, false positives, and the 2-reagent protocol for blotter.
How to Test Drugs at Festivals in 2026: A Complete Safety Guide
Festival testing guide, what to pack, how to test discreetly, which reagents to bring, and how to handle security. Plus the 2026 adulterant scene.
Acetone Wash Your Cocaine: The Complete Step-by-Step Guide with Testing Protocol
An acetone wash removes caffeine and active cuts from cocaine in 10 minutes. Here's the exact steps, what you need, and why you should fentanyl strip first.
Golden Triangle 2026: Who Controls What, A Zone-by-Zone Breakdown of Asia's Drug Empire
From the United Wa State Army's meth superlab empire to Sam Gor's $70B trafficking network, an updated zone-by-zone map of who runs the Golden Triangle drug trade, where to avoid, and what travelers need to know.
Mexican Cartel Superlabs: How Fentanyl Changed the Global Drug Supply, And What It Means for Testing
Mexican cartels have transformed from plant-based drug traffickers to industrial-scale synthetic chemists. Superlabs in Sinaloa and Jalisco now produce fentanyl at volumes that have reshaped global supply, here's how it happened and what every user needs to know about testing.
Dark Web Drug Markets 2026: What Travelers Need to Know, Market Landscape, Risks, and Testing
Dark web drug markets have evolved significantly since Silk Road. Crypto-only, Monero-default, and increasingly fragmented, here's the 2026 scene, the risks for travelers, and why testing your supply matters more than the source.
Mexico and South America Drug Tourism: Cartel Risks Every Traveler Must Understand
Tourists seeking drugs in Mexico, Colombia, Peru, and Brazil are walking into territories controlled by violent criminal organizations. This is not a scare tactic, it is the documented reality.
Inside the Golden Triangle: The Drug Syndicates, Armed Militias, and Methamphetamine Empire Reshaping Asia's Drug Supply
The Golden Triangle, where Myanmar, Thailand, and Laos converge, is now the world's largest methamphetamine production zone. Armed ethnic militias, transnational syndicates, and a $60 billion annual trade. This is what every traveler to Southeast Asia needs to understand.
派对安全指南：如何在夜店和音乐节保护自己和朋友
夜店、音乐节、私人派对, 在这些场合使用物质时，风险不只是物质本身。环境、脱水、酒精混合和缺乏信息都可能致命。这里是在中文语境下的完整安全指南。
芬太尼试纸详解：海外华人安全指南, 为什么北美也需要芬太尼检测
芬太尼正在全球化, 在北美和欧洲的黑市上已经出现芬太尼污染的可卡因、MDMA和其他粉末。芬太尼试纸是最简单、最便宜的生命保险。本文解释为什么海外华人需要它以及如何使用。
电子烟液和大麻油检测：你能检测电子烟液吗？
THC和大麻电子烟液的监管很差, 许多含有维生素E醋酸酯、合成大麻素和其他危险掺假物。你能检测它们吗？
苯二氮卓类（安定、Xanax）检测：假冒药丸和芬太尼风险
街头Xanax和Valium越来越多地被芬太尼和不明的研究苯二氮卓类所替代。在你服用前检测你的药丸。
DMT和色胺类检测：Ehrlich试剂如何区分DMT和5-MeO-DMT
DMT、5-MeO-DMT和蟾毒色胺对相同试剂产生不同反应。了解如何区分它们以及为什么这很重要。
Reagent Test Kit Shelf Life and Storage: How Long Your Kits Last and How to Make Them Last Longer
Reagent test kits degrade over time. A 12-month-old Marquis bottle can give dangerously misleading results. Here is exactly how long each reagent lasts, how to store them, and when to replace them.
Polydrug Use: Why Mixing Substances Multiplies Risk and Which Combinations Are Most Dangerous
More than 70% of drug-related deaths involve multiple substances. Alcohol + cocaine creates a cardiotoxic metabolite. Benzos + opioids stop breathing. Here is the science of why mixing drugs is so dangerous.
How to Test a THC Vape Cartridge at Home (What's Detectable, What Isn't)
Vitamin E acetate, synthetic cannabinoids and fentanyl in black-market carts: what home testing can actually catch, what it can't, and the 3-step check that catches the most common problems.
Counterfeit Xanax and Benzos: Testing for Fentanyl, Research Benzos, and What the Pill Really Contains
Street Xanax bars are almost never real alprazolam. They are pressed pills containing research benzodiazepines, fentanyl, or both. Here is how to test them and what the results mean.
Vancouver Drug Checking: Get Your Drugs Tested, ANKORS, and Every Free Testing Resource in the Lower Mainland
Vancouver is the harm reduction capital of North America. FTIR spectrometry, free fentanyl strips, and community-based drug checking are available right now. Here is how to access all of it.
2C-B和苯乙胺类检测：Robadope试剂为何是你需要的
2C-B家族共享一个化学骨架但剂量和效果差异巨大。学习如何区分2C-B、2C-I和其他苯乙胺类。
海外华人警告：街头假药泛滥, 你买的药很少是你认为的那样
北美和欧洲市场上的假冒药丸正在激增。从假Xanax到芬太尼压片，海外华人需要知道的检测和预防信息。
海外华人音乐节减害指南：北美和欧洲大型活动安全须知
从加拿大的Shambhala到美国的Coachella、英国的Glastonbury, 海外华人参加音乐节时如何保护自己。现场检测服务、试剂盒使用和减少伤害策略。
甲基苯丙胺（冰毒）检测：海外华人识别真假冰毒指南
冰毒是北美和欧洲华人社区中常见的非法兴奋剂之一。学习如何用试剂区分冰毒、安非他明和掺假物。
PCP和类似物检测：识别解离性麻醉剂
PCP和其类似物正在中国夜店中重新出现。学习如何检测它们。
微剂量安全：检测你的裸盖菇素和LSD
微剂量正在流行, 但如果你不知道你的物质实际上是什么，微剂量可能不安全。Ehrlich试剂是起点。
Psychedelic Therapy in 2026: What Treatments Are Legal, What's Coming, and How to Access Care
Psilocybin, MDMA, and ketamine are all being used in clinical settings to treat PTSD, depression, anxiety, and addiction, but the legal picture changes every month. Here is an overview of where psychedelic therapy stands in 2026, what conditions each compound treats, and how patients are accessing care.
Ibogaine and MDMA for Addiction Treatment: What the Science Says About Two Unconventional Therapies
Ibogaine and MDMA represent two radically different approaches to treating addiction, one an intense one-time detox intervention, the other a relationship-based therapeutic process. Both show remarkable promise for conditions that conventional treatment has failed to address. Here is what the current evidence shows, where to access care, and the very real risks.
DanceSafe vs TestKitPlus vs Bunk Police: Which Reagent Test Kit Brand Is Best?
There are three major consumer reagent brands on the market. We bought test kits from all of them, tested them side by side on identical samples, and compared price, reliability, shelf life, and customer support. The results might surprise you.
Marquis Reagent: What It Detects, Color Chart and How to Read Results
Marquis is the broadest single reagent: instant purple-black for MDMA, orange-brown for amphetamine, and no reaction for fentanyl. Full colour chart, timing, and the false readings that fool people.
Airport & Border Drug Searches 2026: What Officers Can Actually Do
Drug dogs, ion scanners, body scanners, secondary inspection: what actually happens when customs flags you — and how to make sure it never happens in the first place.
K粉（氯胺酮）检测指南：如何识别真假Ketamine
K粉是中国夜店和派对中最常见的物质之一，但假K粉和掺假K粉非常普遍。本文教你如何用试剂区分真正的氯胺酮和它的类似物或掺假品。
假LSD（邮票/酸）的致命危险：如何用Ehrlich试剂区分LSD和NBOMe
NBOMe化合物经常被当作LSD出售在中国黑市上。它们看起来一样，但NBOMe可以致命。本文教你如何用简单的试剂测试区分它们。
多伦多毒品检测服务：在哪里可以检测你的物质以及如何获取免费芬太尼试纸
多伦多拥有加拿大最好的减害基础设施之一。从The Works到TRIP! Project，这里是免费和付费检测服务的完整指南。
温哥华毒品检测：Get Your Drugs Tested、ANKORS和免费社区资源
温哥华是加拿大减害运动的核心。从FTIR光谱仪检测到免费芬太尼试纸，这里是完整的温哥华检测资源指南。
蒙特利尔锐舞和夜店检测指南：GRIP、CACTUS和蒙特利尔的减害资源
蒙特利尔的夜生活是传奇的, 它的减害基础设施也是如此。从GRIP到CACTUS，这里是法语省份的检测和减少伤害资源。
Toronto Drug Testing Guide: Where to Test Your Substances and Get Free Fentanyl Strips
Toronto has one of Canada's best harm reduction networks, but most people do not know it exists. From The Works to TRIP! Project, this is every testing resource available in the GTA.
硝氮烯深度解析：比芬太尼更强的合成阿片类
硝氮烯是一类比芬太尼强约1.5-20倍的合成阿片类药物（某些类似物比吗啡强达100倍）。它们正在全球毒品供应中出现。学习如何检测它们。
甲苯噻嗪（Tranq）检测：识别动物镇定剂掺假物
甲苯噻嗪是一种动物镇定剂，正在污染北美阿片类供应。它不在标准芬太尼试纸上显示, 学习如何检测它。
Does LSD Show Up on a Drug Test? Detection Windows, Metabolites & False Positives
LSD is one of the most potent psychoactive compounds known, active at doses measured in micrograms, and one of the shortest-lived in the body. Whether it appears on a drug test depends on the type of test, the timing, and surprisingly common false positives that land people in trouble.
How Long Do Drugs Stay in Your System? Complete Detection Times by Substance
The amount of time a drug remains detectable depends on the substance, the test type, your metabolism, frequency of use, and a host of other factors. We compiled the most up-to-date detection windows from peer-reviewed toxicology literature, organized by substance and test method.
Hamilton Morris and the Chemistry of Curiosity: The Man Behind the Morris Reagent
Hamilton Morris is one of the most important figures in modern harm reduction, a journalist, chemist, and documentarian who has done more to advance public understanding of psychoactive substances than almost anyone else working today. His show Hamiltons Pharmacopeia set a new standard for science-first drug journalism.
European Drug Laws 2026: Country-by-Country Guide for Travelers
Dutch tolerance does not extend to France. Portuguese decriminalization is not legalization. A Schengen border crossing with residue can become an international trafficking charge, what travelers actually risk, country by country.
试剂检测入门：如何正确使用毒品检测试剂盒
第一次使用试剂检测？本文从零开始讲解：需要什么工具、如何取样、如何读色、避免哪些常见错误。中文原创内容。
MDMA摇头丸检测完全指南：试剂选择与结果判读
你手里的摇头丸真的是MDMA吗？还是掺了PMA、甲基苯丙胺或其他危险物质的假货？本文教你如何用试剂精确识别MDMA。
Best Fentanyl Test Strips: 2026 Comparison Guide, Accuracy, Price & Reliability
Fentanyl test strips are one of the most effective tools for preventing opioid-overdose deaths, but not all strips are equal. We compared every major brand on sensitivity, cross-reactivity, price, and ease of use, here is our honest take.
How to Test Methamphetamine: Complete Reagent Identification Guide
Street methamphetamine is frequently cut with MSM, levamisole, DMSO, and other adulterants. Some pressed pills sold as meth are actually bath salts (synthetic cathinones) with very different safety profiles. Here is the complete multi-reagent protocol for identifying methamphetamine.
Middle East Drug Laws: UAE, Saudi Arabia, Qatar, A Zero-Tolerance Warning for Travelers
The Middle East has some of the harshest drug laws in the world. Possession of trace amounts can mean years in prison. Trafficking can mean death. This is not a drill.
Drug Checking in Brazil: How to Test Your Substances and What the Law Actually Says
Brazil has one of the largest drug-using populations in the Americas but almost no public drug checking infrastructure. Here is how Brazilians are testing their substances, the legal reality, and what needs to change.
Carnival, Festivals, and Drug Safety in Brazil: A Harm Reduction Survival Guide
Carnival draws millions, and Brazil's electronic music festivals are among the largest in the world. Party drugs are everywhere, and so are adulterated, misrepresented, and dangerous substances. Here is how to protect yourself.
UK Drug Checking Services: WEDINOS, The Loop, and How to Get Your Substances Tested Anonymously
The UK has some of the world's best anonymous drug checking services, but most people do not know they exist. WEDINOS, The Loop, and regional pop-ups offer free, confidential testing. Here is how to use them.
UK Festival Drug Testing 2026: On-Site Tents, The Loop, and What to Pack
Which UK festivals run drug-checking tents in 2026, what The Loop and WEDINOS actually test for, what to carry in, and the legal position — plus the 4-item packing list regulars use.
Mother's Little Helper: How Amphetamines Were Marketed to American Housewives (1930s-1970s)
Before the opioid crisis, there was the amphetamine epidemic. Millions of American housewives were prescribed Benzedrine, Dexedrine, and Obetrol for weight loss, depression, and 'housewife fatigue.' Here's how Big Pharma created a generation of dependent users, and the hospital visits and deaths that followed.
From Eleusis to FDA Approval: The 4,000-Year History of Psychedelics
Long before the 1960s counterculture, psychedelics were central to human civilization. Ancient Greek mystery cults, Mesoamerican rituals, and now FDA-approved therapy, the story of psychedelics is the story of humanity's relationship with altered states.
MKUltra: The CIA's Secret Mind-Control Program and What It Taught Us About Ethics
From 1953 to 1973, the CIA ran a secret program testing LSD, hypnosis, and sensory deprivation on unwitting American citizens. The MKUltra story is a cautionary tale about science without consent, and a key chapter in drug policy history.
50 Years of the War on Drugs: What $1 Trillion Bought Us
Since Nixon declared drugs 'public enemy number one' in 1971, the United States has spent over $1 trillion on drug enforcement. Overdose deaths are at an all-time high. Here's the data on what the War on Drugs actually achieved, and what it destroyed.
Bicycle Day: The Accidental Discovery That Changed Consciousness Forever
On April 19, 1943, Swiss chemist Albert Hofmann took the world's first deliberate LSD trip, then cycled home through the streets of Basel while reality dissolved. The story of LSD's discovery, its journey from psychiatric tool to counterculture symbol, and its return to the laboratory.
A Beginner's Guide to Drug Testing: Everything You Need to Know
New to testing? Here's what reagent kits are, how they work, which ones you need, and how to test your first sample, with zero prior knowledge required.
Festival Drug Testing Guide for Chinese Communities: Staying Safe Abroad
Music festivals are where testing matters most. For Chinese Americans, Canadians, and Europeans attending festivals abroad, unfamiliar sources, different laws, and language barriers add extra risk. Here's how to build a festival testing kit.
Drug Laws in Thailand, China, and Southeast Asia: What Travelers Must Know
Some countries have drug laws that carry life imprisonment or the death penalty. This is what every traveler needs to know before they go, with real cases and citations.
Drug Distribution Networks in Asia: Nigeria-Japan and West Africa-Thailand, A Traveler's Warning
Organized drug networks target tourists across Asia. Nigerian groups in Japan and West African gangs in Thailand follow documented patterns. Know the risks before you travel.
Nitazenes: The Synthetic Opioids Stronger Than Fentanyl, What They Are and How to Test
Nitazenes are a class of synthetic opioids roughly 1.5-20x more potent than fentanyl (some analogues up to 100x more potent than morphine), increasingly found in the global drug supply. Learn what they are, why they're dangerous, and how to test for them.
The Four-Strip Safety Panel: Testing for Fentanyl, Nitazenes, Xylazine, and Medetomidine on One Sample
A single fentanyl strip no longer covers the drug supply. Here is how to run a four-strip panel on one sample, the protocol, the reading order, and what each result means.
Rave Testing 101: How to Test Your Drugs at a Party Without Killing the Vibe
Testing at a rave is different from testing at home. Low light, loud music, limited surfaces. Here is exactly how to test discreetly and accurately in party conditions.
What Actually Happens When You Don't Test at a Festival: The Medical Tent Stories
Festival medical tents see the same patterns every summer: PMA sold as MDMA, fentanyl in cocaine, research chemicals in LSD tabs. Here is what testing prevents.
Fake Xanax and Pressed Bars: How to Test Counterfeit Benzodiazepines
Counterfeit benzo bars are one of the fastest-growing risks in the unregulated supply, often containing novel benzos or worse. Here is how to screen them.
Medetomidine: The New Sedative Showing Up in the Opioid Supply
A veterinary sedative more potent than xylazine is being reported in unregulated opioids across North America. What medetomidine is, why naloxone alone may not be enough, and how to screen for it.
Inside a Drug Checking Service: How FTIR and Lab Testing Actually Work
Free drug checking services can tell you what is in a sample, not just whether one contaminant is present. How FTIR spectrometry works, its limits, and when to use a service instead of a home kit.
Psilocybin Mushroom Test Kits: Identity, Potency, and What They Can't Tell You
Two mushrooms from the same bag can differ several-fold in potency. Psilocybin test kits and potency tests: what they confirm, what they miss, and how to test right.
GHB vs GBL: Why Confusing Them Is Dangerous, and How to Test
GBL is not GHB, it is a more concentrated precursor with a faster onset, and dosing one like the other is a common route to overdose. The chemistry, the risk, and the tests that tell them apart.
Testing Opioids in 2026: Fentanyl, Nitazenes, Xylazine, and Medetomidine
Opioid testing demands more than one kind of screen: fentanyl strips are the floor, not the ceiling. The full panel of strips, reagents, and lab options for what is actually in the supply.
Fake Adderall Pills: How to Test for Methamphetamine and Counterfeit Prescriptions
Counterfeit Adderall pills, often containing methamphetamine instead of amphetamine salts, are a widespread documented problem. Learn how reagent testing can identify the difference.
Testing DMT: Ehrlich and Hofmann to Tell N,N-DMT from 5-MeO-DMT
DMT and 5-MeO-DMT look identical but differ 10-fold in dose. The two-reagent protocol (Ehrlich + Hofmann) that separates them, plus why vape carts make testing harder.
Your 2C-B Might Not Be 2C-B: Testing Phenethylamines with Robadope
The 2C-x family shares a chemical backbone but diverges in dose, effect, and safety margin. How Robadope reagent distinguishes 2C-B from other phenethylamines, and why Marquis alone is not enough.
Cannabis Testing at Home: What You Can and Cannot Verify
THC identification, potency estimation, and the claims home cannabis tests make, with honest limits. Plus: when does cannabis need a fentanyl strip?
Piperazines Sold as MDMA: How to Catch BZP, TFMPP, and mCPP with Folin
BZP, TFMPP and mCPP are piperazines sold as ecstasy or molly. Marquis alone can miss them, Folin reagent catches the ones other tests do not. The specific protocol.
Building a Home Testing Station: The Setup That Makes Every Test More Accurate
Reagents are only as accurate as the surface you read them on. The complete home testing station, trays, scoops, vials, storage, for under $60, and why each piece earns its spot.
How to Test MDMA Safely: A Complete Reagent Guide
Learn which reagents confirm MDMA, how to rule out PMA/PMMA, and why at least three reagents are needed for definitive identification.
Fentanyl Test Strips: What They Detect and How to Use Them Correctly
Fentanyl contamination is widespread across the entire drug supply. Here's exactly how test strips work, common mistakes, and how to avoid false results.
Reagent Test Kits: What They Are, What They Catch, and What to Buy (2026)
Reagent kits identify what a substance actually is — something strips and purity tests can't. What Marquis, Ehrlich, Mecke and the rest detect, how to read them, and the $25–$150 kits worth owning.
Xylazine (Tranq) in the Drug Supply: Detection and Harm Reduction
Xylazine is a veterinary tranquilizer now widespread in the opioid supply causing severe necrotic wounds. Here's how to test for it and protect yourself.
Testing at Festivals and Events: Building a Portable Harm Reduction Kit
Heading to a festival? Here's exactly what to pack in your testing kit, how to test discreetly, and the most common substances encountered at events.
Cocaine Testing: Identifying Cuts, Adulterants, and Estimating Purity
Cocaine averages 30-60% pure, the rest is cuts. Which reagent catches levamisole, benzocaine, and caffeine, and the 4-step protocol for identity, cuts, purity, and fentanyl.