Psilocybin mushrooms generally last in the user's system on a usual basis of about 1-3 days varying by usage, metabolism, and the percentage of fat that the user has (Erowid). In order to accurately detect psilocybin mushrooms wouldn’t require an extensive panel drug test, but a special toxicology test in certain situations requiring security clearances, criminal probation, or school-related drug tests (THCDetox). The more commonly used panel tests such as the standard 5-panel drug test do not test for psilocybin or psilocin (Chemical that makes you hallucinate when psilocybin breaks down). Referencing to a book called Psychedelics Encyclopedia by Peter Strafford, 80% of the metabolite is excreted in the first eight hours of use, but the
