List Of How Long Is Thc Detectable In Hair References. This type is the most sensitive test, detecting thc for up to 90 days after use. How is weed tested and analyzed?
Web once the thc metabolites are stored in your hair, they will stay there until you cut your hair. Web a narcotics analysis on a hair sample can verify whether a person took drugs within the past year, depending on the length of the hair, and the drug testing on nails can detect drug use up to five. Web in turn, the length of time in which thc can stay in your system depends on the drug testing method and ranges between:
