Kinds Of Psychedelics: The A-z Of Psychedelic Medicine From Lsd To Ayahuasca Kinds Of Psychedelics: The A-z Of Psychedelic Medicine From Lsd To Ayahuasca acadiacs.org Description is a lesser-known novel psychedelic substance of the tryptamine class. 4-HO-MET is chemically similar to Psilocin , the active ingredient in psilocybin mushrooms (). Like other substituted