--- title: "Does alcohol show up on a hair follicle test" description: "Does alcohol show up on a hair follicle test? Learn how alcohol is detected in hair testing and detection windows. Call (877) 731-6362 for testing info." author: "AMH Nationwide" date: "2026-08-28" tags: ["does alcohol show up on a hair follicle test", "does alcohol show up on a hair follicle test | does alcohol show up in hair follicle test | does alcohol show up in a hair follicle test | does alcohol show up on hair follicle test | does alcohol show up hair follicle test | does alcohol show up in a hair test | does alcohol show up in hair test | does alcohol show up in a hair follicle drug test | does alcohol show up in hair follicle drug testing | does alcohol show up on a hair follicle drug test"] canonical: "https://amhnationwide.com/does-alcohol-show-up-on-a-hair-follicle-test/" last_updated: "2026-08-28" --- # Does alcohol show up on a hair follicle test **By AMH Nationwide** | August 28, 2026 Does alcohol show up on a hair follicle test? Learn how alcohol is detected in hair testing and detection windows. Call (877) 731-6362 for testing info. --- Does alcohol show up on a hair follicle test? Standard hair follicle drug tests do not detect alcohol itself, but specialized tests can detect alcohol metabolites like ethyl glucuronide (EtG) in hair. This method provides a longer detection window for chronic alcohol use. Call (877) 731-6362 for testing options and details. OVERVIEW ## Does alcohol show up on a hair follicle test? Standard hair follicle drug testing primarily detects drugs such as cocaine, marijuana, opiates, and amphetamines, but does not detect alcohol itself. However, specialized hair tests can detect [ethyl glucuronide](https://amhnationwide.com/hair-etg-alcohol-test/) (EtG), a metabolite formed when the body processes alcohol. EtG testing in hair provides evidence of alcohol consumption over weeks to months, unlike [urine](https://amhnationwide.com/urine-drug-testing/) or blood tests which detect recent use only. Standard hair tests: Detect drugs, not alcohol EtG hair tests: Detect alcohol metabolites [Detection window](https://amhnationwide.com/hair-follicle-drug-test-detection-window/): Up to 90 days for hair testing AMH Nationwide offers EtG hair testing through national lab networks including [Quest Diagnostics](https://www.questdiagnostics.com/), [LabCorp](https://www.labcorp.com/), Omega Labs, United States Drug Testing Labs, and ExperTox. Call (877) 731-6362 to arrange testing through a collection site. DETECTION WINDOW ## What is the detection window for alcohol in a hair follicle test? The detection window for alcohol via EtG hair testing can extend up to 90 days, reflecting chronic or repeated alcohol consumption. Hair grows approximately 0.5 inches per month, and standard testing uses a 1.5-inch hair sample representing about three months of use. This contrasts with urine or blood tests that detect alcohol use within hours to days. Hair length tested: 1.5 inches (approx. 90 days) EtG presence indicates repeated or chronic alcohol use Single or infrequent drinks may not be detected reliably This extended window makes hair EtG testing useful for employers, courts, and [probation](https://amhnationwide.com/hair-follicle-drug-test-probation/) agencies monitoring abstinence. Call (877) 731-6362 to learn more about detection times and testing protocols. TESTING PROCESS ## How is alcohol detected in hair follicle drug testing? Alcohol itself cannot be detected in hair, but EtG, a direct metabolite of alcohol, accumulates in the hair shaft and can be measured. The sample is collected from the scalp hair at a collection site and sent to one of five national labs: Quest Diagnostics, LabCorp, Omega Labs, United States Drug Testing Labs, or ExperTox. All non-negative results undergo review by a certified Medical Review Officer (MRO) to ensure accuracy. Sample collection: Scalp hair, typically 1.5 inches Labs involved: Five national lab networks Result review: Certified Medical Review Officer standard AMH Nationwide facilitates the lab order and directs individuals to authorized collection sites; there is no online ordering. Call (877) 731-6362 to schedule testing. TEST ACCURACY ## Can alcohol show up on a hair follicle drug test due to passive exposure? Passive exposure to alcohol, such as from hand sanitizers or environmental contact, is unlikely to result in a positive EtG hair test. The test detects metabolites formed internally after alcohol consumption, not external contamination. Laboratories use washing procedures and cut-off levels to prevent false positives from external sources. EtG measures internal metabolite, not external alcohol Lab protocols reduce external contamination risk Cut-off levels prevent false positives from environmental exposure For reliable interpretation, non-negative results are reviewed by a Medical Review Officer. Contact AMH at (877) 731-6362 for detailed test information. ## Need Alcohol Hair Follicle Testing? Call (877) 731-6362 to schedule a hair EtG test through a nearby collection site. AMH Nationwide directs you to five national labs ensuring accurate results reviewed by certified Medical Review Officers. [Call (877) 731-6362](tel:+18777316362)[Contact Us](https://amhnationwide.com/contact-us/) WHO ORDERS ## Who typically orders hair follicle EtG alcohol testing? Employers, courts, probation departments, and treatment programs commonly order EtG hair testing to monitor long-term alcohol abstinence. Individuals may also request testing for personal reasons or as part of a legal requirement. The test suits safety-sensitive workplaces and compliance monitoring where longer detection windows are needed. Employers monitor workplace alcohol policies Courts and probation agencies oversee compliance Treatment centers track abstinence progress Individuals verify personal sobriety AMH Nationwide coordinates testing through national labs and authorized collection sites. Call (877) 731-6362 to arrange testing. LIMITATIONS ## What are the limitations of alcohol detection in hair follicle testing? Hair EtG testing detects chronic alcohol use but may not reliably detect single or occasional drinking events. Results can vary based on hair color, cosmetic treatments, and individual metabolism. Additionally, hair testing is not used for DOT-regulated safety-sensitive positions, which require federally certified urine testing under [49 CFR Part 40](https://www.transportation.gov/odapc/part40). Limited sensitivity for single-use detection Hair treatments may affect results Not approved for DOT safety-sensitive testing For DOT testing or immediate alcohol detection, urine testing protocols apply. Call (877) 731-6362 for guidance on appropriate testing methods. 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 No, standard hair follicle drug tests detect drugs but do not detect alcohol. Specialized tests measuring EtG, an alcohol metabolite, are required to detect alcohol use in hair. Alcohol metabolites like EtG can be detected in hair for up to 90 days after repeated or chronic drinking. Single drinking events may not be reliably detected. Yes, bleaching, dyeing, or other chemical treatments can potentially reduce EtG levels in hair, possibly affecting test accuracy. No, DOT-regulated testing requires federally certified urine testing under 49 CFR Part 40. Hair testing for alcohol is only used for non-DOT roles. No, passive exposure does not produce EtG metabolites in hair. The test detects internal metabolites from consumed alcohol, minimizing false positives. AMH Nationwide directs you to authorized collection sites and lab networks for EtG hair testing. There is no online ordering. Call (877) 731-6362 to schedule a test. 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/does-alcohol-show-up-on-a-hair-follicle-test/