(If head hair is too short see 30 day hair follicle drug test (17 panel) or 60 day hair follicle drug test (17 panel) or fingernail drug test.) Detection time: The hair follicle drug test 12 panel lab order has a detection time of an estimated 90 days from potential usage. Extended detection times are NOT available for this test.
Hair drug testing. Hair testing may be used to determine drug use over the longer term, usually over a 90-day period of time. Hair can be tested for cocaine, marijuana and THC, cocaine, opiates, amphetamine and methamphetamine, ecstasy, phencyclidine, and alcohol. In general, hair testing allows the longest time frame to detect drugs of abuse.
Hair drug testing What time period can a hair drug test cover? Can body or facial hair be used if no scalp/head hair is present? What's the difference
Extended detection times are now available for this test! We offer a variety of hair panels starting with a 4-panel hair drug test and going as high as an 18-panel hair drug test that can be tested in 3-month increments such as the 6-month hair follicle drug test, 9-month hair follicle drug test, 1-year hair follicle drug test, etc.
How Accurate is a Hair Drug Test? Hair takes time to grow, and hair drug tests may not show whether a person has used drugs during the past few days. Many times, it can take between five and seven days for substances to be detectable on a hair follicle drug test.
Which Drug Test Goes Back the Furthest? Hair tests go back 90 days or more. Hair follicle testing doesn't test the hair follicles (roots), but rather the first 1.5 inches of growth. Since drugs are detectable in hair for a long time, testing hair determines prior use of drugs. Many substances can be detected in hair. Testing for Alcohol Use
Hair testing. Drug-testing hair is a simple and noninvasive way to detect drug use over a greater length of time, most effective when testing
What is the detection time or look back period specifically for hair drug testing? How long will drugs stay in my hair? Hair testing should
Hair Follicle Drug Tests. Hair drug tests serve well for detecting drug use over a longer period of time, up to 90 days. Hair tests screen for similar drugs
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