A 45-year-old member asked:
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how long does thc stay in hair follicle?

1 doctor answer
Dr. Alan Ali
Dr. Alan Ali answered
31 years experience Psychiatry
THC: Up to 90 days.
Answered on May 16, 2015
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A 18-year-old male asked:
Dr. Matt Wachsman
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Hair has no blood: So, once THC is in the follicles there's no way for it to get out. It stays in the hair until it is cut and grows out.
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