Psilocybin Psilocybin, the psychoactive compound found in "magic mushrooms," has actually been used for ceremonial and medicinal applications among Indigenous peoples for millennia. Psilocybin contains a hallucinogenic effect on the brain. Excessive alterations in temper can occur. If taken in huge ample doses, the drug produces delusions and Visible hallucinations. https://medium.com/@LsdWorld/introduction-to-lsd-what-you-need-to-know-e70ffecb3a92