Category: Hair testing

Recent enhancements to our hair testing panels now allow for more specific testing for opiate-like or opioid drug such as oxycodone and its metabolites.

In the third and final installment of our webinar series, Back to basics, we focused on hair drug testing and combed through the key features.

Employers who look for solutions to detect one-time drug use often ask if hair testing may be a viable option. We help to provide insight.

Untangling the benefits of this drug testing type, Quest experts provide insightful information in our upcoming webinar, Back to basics: hair drug testing.

The Brazilian government faced challenges to reduce traffic fatalities and decrease drug use by drivers. Read more in DATIA focus.

We’ve created a hair drug testing guide to help add clarity to each step of the collections process.

Our experts explain how a hair drug test specimen can be taken from other parts of the body if someone is lacking hair or is bald.

In the interest of safety and public health, Brazilian lawmakers enacted a mandatory hair drug test for professional drivers. Read our new case study.

The amount of hair needed for a hair drug test is approximately 100 milligrams made up of the first 1-½ inches from the root end. The hair is typically cut from the crown of the back of the head in a manner where it will not be as noticeable. Learn more about hair drug test collections.

Some employers who use hair drug testing as part of their workplace drug testing program ask if hair products can have an impact on their drug test results.