Answer

The detection time of cannabis varies based on the testing method. Urine and saliva tests can typically detect cannabis for up to 1-7 days post-use, while blood tests range from 3 to 15 days. Hair tests, due to slower metabolite absorption, can reveal cannabis usage up to 90 days prior.

How Long Does Cannabis Stay in Your System?

Urine Detection Times

Urine tests are the most common and are often used by employers. Cannabis is detectable in urine for up to 1-7 days after last use. The timeframe depends on factors like dosage and the individual's metabolism.

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Blood Detection Times

Blood tests are more accurate in detecting recent use but are less commonly used. Cannabis is detectable in blood for 3 to 15 days, reflecting the highest levels during the period of heaviest use.

How Long Does CBD Stay in Your System and Does It Show Up?

Saliva Detection Times

Saliva testing provides a non-invasive method. It detects cannabis for about 1-7 days after the last dose, similar to urine testing but often at lower levels.

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Hair Detection Times

Hair tests offer a unique way to test for past usage, with results lasting up to 90 days from the latest strand cut. This is because the metabolites accumulate over time and take longer to metabolize.