What is Psilocybin?
Psilocybin is the active ingredient in the psilocybe mexicana mushroom and some other mushrooms. Psilocybin and psilocin are chemically related to both LSD and DMT. It can be taken as a mushroom or in capsules containing white powder. What is sold as psilocybin usually turns out to be PCP or LSD
Effects on the Body
The effects are felt after 30 minutes and last several hours. Sensation of relaxation or fatigue, separation from surroundings, heaviness or lightness, and hallucinations. Larger doses produce distortions, dizziness, abdominal pain, numbness of the mouth, nausea, shivering, panic attacks, and sweating.
The effects can cause impairment functioning and poor performance on attention tests. At the same time, no long-term effects have been reported.
Tolerance and Dependence
After using psilocybin the user must abstain from it for several days to regain sensitivity. This tolerance crosses over to LSD and DMT. Chronic users may become psychologically dependant. Psilocybin is not known to cause physical dependence.