Psilocybin Psilocybin, the psychoactive compound found in "magic mushrooms," has become used for ceremonial and medicinal reasons among Indigenous peoples for millennia. Psilocybin contains a hallucinogenic impact on the brain. Another likely long-phrase influence of LSD can be a ailment called hallucinogen persisting perception problem (HPPD). People with HPPD expertise https://www.tumblr.com/lsdvibes/757469329295048704/historyoflsd?source=share