A member asked:

Approximately how much weed does it take to show up on a drug test?

A doctor has provided 1 answer
Dr. Lawrence Tucker answered

Specializes in Addiction Medicine

Up to 13 days: Some thc metabolites have an elimination half-life of 20 hours. However, some are stored in body fat and have a elimination half-life of 10 to 13 days. Most researchers agree that urine tests for marijuana can detect the presence of the drug in the body for up to 13 days.

Answered 1/26/2020

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