How Long Can THC Be Detected in Blood?

The detection window for THC in blood can range from hours to weeks, depending on various factors. How long THC remains detectable in your bloodstream is influenced by the amount of THC consumed, your metabolism, and the frequency of use.

Cannabis in Blood: How Long Does THC Stay Detectable?

What Influences Detection Time?

Testing Methods

Blood tests are less common than urine or saliva tests for detecting THC. However, they can provide a more accurate measure of recent THC use.