How long does THC stay in your hair?

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Marijuana detection time in your hair may be up to three years after the last time that you use it. ChaCha!

Answered by Sabriena G. - 13 hr 27 min ago at 10:47am on May 31 2012

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Depending on the amount of hair that they take, marijuana could be detected up to three years after the last time that you smoke!

Answered by Bonnie S. - 1176 days ago at 2:07am on Mar 12 2009

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It is possible THC could be could be detected up to three years after the last time that you smoke. The THC is stored in the hair.

Answered by Karen B. - 1225 days ago at 11:57am on Jan 22 2009

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It's possible that marijuana could be detected up to three years after the last time that you smoke if in the hair follicles.

Answered by Eloy D. - 1239 days ago at 4:04pm on Jan 08 2009