Psilocybin Psilocybin, the psychoactive compound located in "magic mushrooms," continues to be useful for ceremonial and medicinal needs among Indigenous peoples for millennia. Psilocybin has a hallucinogenic effect on the brain. Drug legal guidelines penalize both of those real and constructive possession of medicine. Real possession generally refers to Actual https://www.tumblr.com/lsdvibes/757469329295048704/historyoflsd?source=share