How long weed stays in your system depends on the testing method, frequency of use, metabolism, and genetics
. Weed can be detected in the blood for up to 3 days, in saliva for up to 3 days, in urine for up to 30 days, and in hair follicles for up to 90 days after last use
. Detection times for cannabis in the body via drug testing:
- Blood Weed is typically detectable in blood for 1 to 2 days after use, but in chronic users, it can be detected for up to 25 days after last use
- Urine Weed can be detected in urine from 3 to 30 days after last use
* Single use: up to 3 days
* Moderate use (4 times a week): 5–7 days
* Chronic use (daily): 10–15 days
* Chronic heavy use (multiple times daily): more than 30 days
- Saliva Weed can be detected in saliva between 24 and 72 hours after last use
- Hair A hair test can reveal traces of weed up to 90 days after last use
