Psychemedics Corporation

The World Leader In Hair Drug Testing Since 1986

We have identified more drug users for more companies than any hair testing company in the world.

Why Choose Psychemedics Hair Drug Test?

We invented the science that re-invented hair drug testing.

Psychemedics pioneered the first commercially-available hair drug testing analysis in 1986 and continues to innovate today. Tapping into the scientific principle that when drugs are ingested and metabolized, they are deposited and held in hair. The Psychemedics company developed the technology that re-invented the hair drug testing industry.

We are the only hair drug testing company with patented technology to extract virtually 100% of the drug from the hair and identify both types and quantity consumed for up to 90 days. Psychemedics has helped Fortune 500 companies, numerous international organizations, many of the largest police departments, transportation companies, rehabilitation programs, manufacturing companies, schools, service/gaming companies, and parents worldwide.

Why Choose Psychemedics? Superior Science. Superior Results

Our team includes scientists, toxicologists, lab technicians, program consultants, and a network of industry experts. With over 30 years as the pioneer and industry leader of hair testing, Psychemedics is a hair drug testing company that empowers global organizations with the confidence to make policy decisions based on our test results.

  • We invented hair testing and have been doing it longer than anyone.
  • Our scientists have published the most scientific research.
  • We own nine patents — the most in the industry, by far.
  • Our process has been published, peer-reviewed, and validated.
  • Our test results have been upheld in courts across the country.
  • We are the only lab with FDA 510(k) clearance for every screen

Contact Psychemedics Today

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We Create Safer, Drug-Free Environments Every Day


This is a picture of an offshore oil and gas platform at sunset with the orange, fading light reflecting off the water and represents petrochemical industry hair drug testing

Over 4000 Oil & Gas, Petrochemical, and Contractor companies have chosen Psychemedics as their hair drug testing lab.


transportation industry hair drug testing

Transportation firms use Psychemedics to create drug-free workforces, safer roadways, and better businesses.


this picture is of a facility with overhead cranes and people with hardhats beneath them next to lumber and machinery and represents a manufacturing firm that does drug testing

Some of the largest manufacturing firms choose Psychemedics to help create safer factories and workplaces.


schools run drug testing programs using hair and this picture is of graduates throwing their mortar boards into a blue sky

Public, Faith-based, and Elite Private school educators know a drug-free campus
saves lives.

Law Enforcement

law-enforcement agencies drug test using hair and this image is off an officer watching two other officers escort a woman to their vehicle

A drug-free police force is a goal, and Psychemedics is the preferred tool for large and small police forces across the U.S.

Services Industries

services-industries hair drug testing program

The biggest names in Retail, Hospitality, and Gaming rely on Psychemedics to lower the liabilities drug use brings.

Why Our Clients Choose Psychemedics

Unrivaled Detection

A Psychemedics hair test detects 2-3X more users than other hair tests, and 6-10X the number detected with urine. Our patented process is the reason why.

Unmatched Deterrence

Certainty of detection is a powerful deterrent to drug use. Our clients have seen positive rates drop by 30-60% after instituting a Psychemedics hair testing program.

Unbeatable ROI

The true measure of testing value is “Cost Per User” detected. The cost for each user identified with Psychemedics is 2X lower than other hair tests and 5X lower than urinalysis.

Value Beyond The Test Result


More Reasons to Choose Psychemedics

Award Winning Customer Service

Recognized by Benchmark Portal for “superior customer service.”

Same-day account setups
We offer same-day account setups and multi-language formats. Our online scheduling reduces time and complexity when you need to test.

Quick response to calls
Our supportive and tenured customer service team averages call wait times of less than twenty seconds.

Easy order options
Multiple options for easy supply orders and electronic Chain of Custody Forms let you get what you need when you need it.


Customized Reporting Solutions

Personalized Results Portal
The Personalized Results Portal provides our clients online access to their results, custody and control forms, and customized reports and statistics. Our on-request reports help to track program progress against objectives.

Annual client reports enable you to benchmark vs. your peers Psychemedics releases annual client reports that provide testing history, results, and comparisons of your results to those in your industry group.

Simple Interface and Integrations
An Interface with Third-Party Administrators and Medical Review Officers allows a Psychemedics hair testing program to integrate with other programs and IT systems easily.

Best Turnaround Time of Any Hair Testing Lab

95% of screened negatives reported back on the same day
The best turnaround time of any hair testing lab equips our clients with the information they need to make time-sensitive pre-employment or employee decisions.

The lowest percentage of Canceled Tests & Retests
Our percentage of canceled tests, resulting from the insufficient sample and paperwork errors, regularly average less than 1.0-1.5%. This means fewer retests, less hassle for your company, and less stress on the people you test.

Stopwatch closeup in blue toning

Superior Research and Development

Frequent addition of drugs to our standard panel
Our cutting-edge research and development team stays on top of the latest drug trends, resulting in the frequent addition of drugs to our test panels.

Nine industry patents held by Psychemedics
Psychemedics holds nine unique industry patents and continues to innovate today.

Most published work in peer-reviewed journals
Our scientists are credited with the most published work on hair testing in peer-reviewed journals than any source in the world.

Can you spot three drug users in this crowd?

Psychemedics can.

It is what we do every day.

The Psychemedics Advantage

Your objective is a drug-free workplace or campus.

Your challenge is to Detect and Deter every drug user.

Unrivaled Detection. Unmatched Deterrence.

That is the Psychemedics Advantage.

Latest News

Psychemedics Corporation Appoints Shannon Shoemaker as Chief Revenue Officer

Acton, MA – [September 21, 2023] Psychemedics Corporation, the world’s largest provider of hair testing for drugs of abuse, is pleased to announce the appointment of Shannon Shoemaker as its new Chief Revenue Officer. In this role, Shoemaker will be responsible for overseeing the company's revenue generation and growth strategies. With an exceptional track record ... Read more

New study shows hard drug users evade DOT tests at astounding rate

New study shows hard drug users evade DOT tests at astounding rate. Trucking Alliance and University of Central Arkansas find extremely wide gaps in detection capabilities for hair drug testing and DOT urinalysis THE STUDY Researchers at the University of Central Arkansas analyzed a dataset comprised of 936,872 pre-employment urine and hair drug screens on ... Read more

Drug News You Can Use

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