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Q: How far back can a hair follicle test detect marijuana?
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Can hair follicle detect marijuana five years?

it depends on how often, how much you smoke, and if you cut your hair often. they make hair washes that make marijuana undetectable if you have the time/money to order some if needed


How far back can hair follicle testing detect methamphetamine?

atleast 6 months to a year


How do you remove marijuana from your hair for hair follicle test?

You can't unfortunately.


What exactly does a hair follicle test detect?

drugs and there metabolites that show it passed through the body.


Does all marijuana ingestion bind to hair follicle?

yes


Will marijuana show up in hair follicle if you were just around it?

No.


Does schlumberger test for marijuana in its hair follicle test?

yes, I just went in for my preemployment drug screening and they administered both a urine and hair follicle test


What frequency of marijuana usage will hair analysis detect?

a hair folocal test can go back up to 20 years


What are the failing levels of marijuana in a hair follicle test?

Any at all.


How long for a very small amount of marijuana to show up in a hair follicle test on someone with shaved short hair?

Hair sample drug testing can detect all of the major types of drugs, including marijuana, opiates, methamphetamines, PCP, ecstasy, and cocaine. Hair follicle drug testing can detect the trace amounts of illicit substances trapped in the cortex of the hair for up to 90 days after use. And even with shaven short hair, the hair can be extracted at the root (painful) for a test or your employer can decide not to hire you if you suddenly have no hair since the last time they talked to you.


Does blood work show marijuanna?

A routine blood test typically does not specifically screen for marijuana. To detect marijuana use, specific tests such as urine, saliva, or hair follicle tests are usually conducted. These tests can detect the presence of THC, the active compound in marijuana, in the body.


Can a hair follicle test detect approximate las ttime you used?

Yes.