--- title: "Psilocybin hair test" description: "Psilocybin hair test detects drug use over months with expert lab analysis. Call AMH Nationwide for reliable psilocin hair test info. Call (877) 731-6362." author: "AMH Nationwide" date: "2026-08-28" tags: ["psilocybin hair test", "psilocybin hair test | psilocin hair test | psilocybin hair drug test"] canonical: "https://amhnationwide.com/psilocybin-hair-test/" last_updated: "2026-08-28" --- # Psilocybin hair test **By AMH Nationwide** | August 28, 2026 Psilocybin hair test detects drug use over months with expert lab analysis. Call AMH Nationwide for reliable psilocin hair test info. Call (877) 731-6362. --- A psilocybin hair test detects past use of psilocybin mushrooms by analyzing hair samples for psilocin metabolites. This test can identify drug use over a 90-day period with high accuracy. AMH Nationwide uses five national lab networks for processing. Call (877) 731-6362 to schedule a psilocybin hair drug test. TEST BASICS ## What is a psilocybin hair test? A psilocybin hair test is a type of drug test that detects psilocybin and its active metabolite psilocin in hair samples. Psilocybin is the psychoactive compound found in certain mushrooms, and the test identifies past ingestion by analyzing hair growth containing drug residues. The test provides a longer [detection window](https://amhnationwide.com/hair-follicle-drug-test-detection-window/) than [urine](https://amhnationwide.com/urine-drug-testing/) or saliva tests. DETECTION WINDOW ## How long after use can psilocybin be detected in hair? Psilocybin hair drug tests typically detect drug use within a 90-day window. Hair grows about half an inch per month, and standard testing analyzes approximately 1.5 inches from the scalp, representing roughly three months of exposure. This makes hair testing useful for detecting infrequent or past psilocybin use. TEST USES ## Who orders psilocybin hair tests and why? Psilocybin hair tests are ordered by employers, courts, [probation](https://amhnationwide.com/hair-follicle-drug-test-probation/) officers, and individuals who require proof of past drug use or abstinence. This test is preferred when a longer detection period is necessary or when urine testing is insufficient. Non-DOT roles often use hair testing, as DOT regulations require urine testing under [49 CFR Part 40](https://www.transportation.gov/odapc/part40). Employers: [Pre-employment](https://amhnationwide.com/pre-employment-hair-testing/) or random drug screening Courts/Probation: Monitoring compliance with drug restrictions Individuals: Personal drug use verification or legal cases LAB PROCESS ## How is the psilocybin hair drug test processed? AMH Nationwide coordinates psilocybin hair testing through five national lab networks: [Quest Diagnostics](https://www.questdiagnostics.com/), [LabCorp](https://www.labcorp.com/), Omega Labs, United States Drug Testing Labs, and ExperTox. The hair sample is collected at a designated site and sent to one of these labs for analysis. Every non-negative result is reviewed by a certified Medical Review Officer to ensure accuracy. ## Schedule Your Psilocybin Hair Test Today Contact AMH Nationwide at (877) 731-6362 to arrange your psilocybin hair drug test at a convenient collection site near you. [Call (877) 731-6362](tel:+18777316362)[Contact Us](https://amhnationwide.com/contact-us/) TEST ACCURACY ## Can a psilocybin hair test produce false positives or be evaded? Psilocybin hair drug tests are highly specific and sensitive, minimizing false positives. The testing detects psilocin metabolites chemically bound in the hair shaft, which cannot be easily washed away or masked. Attempting to evade the test is not reliable due to the nature of hair growth and lab analysis protocols. ORDERING INFO ## How do I get a psilocybin hair test through AMH Nationwide? AMH Nationwide does not offer online ordering for psilocybin hair tests. To schedule a test or get a cost quote, you must call (877) 731-6362. After ordering, you will be directed to a local collection site for hair sampling. Pricing varies by panel and detection window. AMH Reviewed & Maintained By AMH Nationwide Customer Service AMH Nationwide is BBB A+ accredited and routes every order through Quest Diagnostics, LabCorp, Omega Labs, United States Drug Testing Labs, or ExperTox, all of which use multiple lab certification agencies and standards such as [SAMHSA](https://www.samhsa.gov/workplace/drug-testing)-aligned laboratory protocols, the ANSI National Accreditation Board for forensic testing and calibration, the College of American Pathologists (CAP), and Clinical Laboratory Improvement Amendments (CLIA). Every non-negative screen is reviewed by a certified Medical Review Officer as part of standard processing before a result is released, and chain-of-custody documentation is maintained on every collection. This page does not constitute medical or legal advice. **Last updated:** July 2026 You May Also Need [Nail Drug TestingNo head or body hair available? A 5-panel fingernail test covers a similar look-back window.Learn more →](https://amhnationwide.com/5-panel-fingernail-drug-test/)[ChildGuard: Environmental ExposureConcerned about a child or loved one? ChildGuard screens for exposure to drugs in their environment.Learn more →](https://amhnationwide.com/5-panel-hair-drug-test-environmental-exposure-childguard/)[Shorten the Detection WindowShortened options like 30 and 60 day hair panels are also available, useful when a urine test’s 1-3 day window is too short.Learn more →](https://amhnationwide.com/30-day-hair-drug-test/)[Hair ETG Alcohol TestAlso need alcohol testing? The hair ETG test screens for alcohol use, and can be added to the same collection.Learn more →](https://amhnationwide.com/etg-and-peth/) Frequently Asked Questions ## Common Questions It detects psilocybin and its active metabolite psilocin incorporated into hair strands after ingestion of psilocybin mushrooms. Typically, 1.5 inches of hair closest to the scalp is collected, representing about 90 days of drug exposure. No, DOT regulations require federally certified urine testing under 49 CFR Part 40; hair testing is for non-DOT roles. Passive exposure is unlikely to produce detectable levels in hair because psilocin incorporates internally through bloodstream rather than external contact. Results typically take several days after sample collection, depending on the lab network processing the test. Yes, all non-negative psilocybin hair test results undergo review by a certified Medical Review Officer to confirm validity. Sources • [SAMHSA – Mandatory Guidelines for Federal Workplace Drug Testing Programs](https://www.samhsa.gov/workplace/drug-testing) • [U.S. DOT – 49 CFR Part 40 – Procedures for Transportation Workplace Drug and Alcohol Testing Programs](https://www.transportation.gov/odapc/part40) • [CDC – National Center for Health Statistics – Drug Use FastStats](https://www.cdc.gov/nchs/fastats/drug-use.htm) • [Quest Diagnostics – Employer Solutions, Hair Testing Methodology](https://www.questdiagnostics.com/) • [LabCorp – Occupational Testing Services](https://www.labcorp.com/) ## Ready to get started? AMH Nationwide provides the lab order and arranges collection nationwide. Every non-negative result reviewed by a certified Medical Review Officer. Call (877) 731-6362 or contact us. [Call (877) 731-6362](tel:+18777316362)[Contact Us](https://amhnationwide.com/contact-us/) --- **Need a drug, alcohol, HIV or STD test?** AMH Nationwide is a national lab testing agency operating since 2004, with more than 20,000 collection sites across the United States. Hair, urine, fingernail and blood testing, panels from 5 through 19, for individuals and employers. - Call: (877) 731-6377 - Find a collection site: https://amhnationwide.com/locations/ - Full page: https://amhnationwide.com/psilocybin-hair-test/