Frequently Asked Questions
Know about the product and billing. Answers to your questions about our drug and alcohol testing services.
Why hair drug testing?
Hair drug testing is effective for longer drug detection (90 days), provides a comprehensive drug use history and it is ideal for chronic drug use detection in various settings.
How does hair drug testing work?
Hair drug testing requires a small hair sample from the crown region to identify drug metabolites, which are deposited in the hair shaft as hair grows. This will provide insights into an individual's drug use over an extended period.
How long do hair follicles test positive for drugs?
Hair follicles can test positive for drugs for up to 90 days or longer, depending on the length of the hair sample and the individual's drug use patterns.
How do I find a testing location near me?
You can use the \"Find Labs Within 25 Miles\" button or enter your zip code in the search bar at the top of this page to locate the nearest walk-in lab.
How do I change my account email?
To change your account email, please log in to your portal and navigate to the \"Account Settings\" or \"Profile\" section where you can update your contact information.