Cannabis Metabolite in Blood: What Tests Detect and How Long It Lasts
The main cannabis metabolite in blood is THC-COOH, an inactive THC breakdown product. Learn detection windows, cutoffs, and what a positive result means.
How Long Can Cannabis Be Detected in Blood?
Duration of Detection in Blood
The detection window for cannabis in blood typically spans hours to a few days. However, this can extend up to two weeks for some individuals.
Cannabis Metabolite in Blood: What Tests Detect and How Long It Lasts
Factors Influencing Detection
- Person’s metabolism
- Dose and strength of cannabis consumed
- The person's overall health and frequency of cannabis use
Methods of Detection
Cannabis is primarily detected in blood using gas chromatography/mass spectrometry (GC/MS). This method is highly sensitive and can detect very low levels of THC in the blood.
How to Flush Cannabis From Blood: What Helps and What Doesn't
Legal Implications
The detection of cannabis in blood can have legal implications. Employers, for instance, might conduct drug tests as part of pre-employment screening or to monitor their employees.