A member asked:

I used to smoke marijuana daily and i was told a hair drug test goes back 90 days. my hair is a little longer than an inch and by the time the test comes around i will be 103 days clean. is this a sufficient amount of time to pass the test?

Q: i used to smoke marijuana daily and i was told a hair drug test goes back 90 days. my hair is a little longer than an inch and by the time the test comes around i will be 103 days clean. is this a sufficient amount of time to pass the test?

: Hair grows on average about 1/2 inch per month. But everyone is different. So if you're average, you've got 60+ days of hair on your head. Cut it back to an inch and you may just pass your test.

A doctor has provided 1 answer

Dr. Theodore Davantzis answered

Specializes in Dentistry

Hair grows on average about 1/2 inch per month. But everyone is different. So if you're average, you've got 60+ days of hair on your head. Cut it back to an inch and you may just pass your test.

Answered 7/27/2021

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A member asked:

I used to smoke marijuana daily and i was told a hair drug test goes back 90 days. my hair is a little longer than an inch and by the time the test comes around i will be 103 days clean. is this a sufficient amount of time to pass the test?

A doctor has provided 1 answer

Dr. Theodore Davantzis answered

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