Mescaline is a naturally occurring psychedelic found in several cactus species, most notably, Peyote (Lophophora williamsii) and San Pedro (Trichocereus pachanoi) native to northern Mexico and the southwest United States. Several other members of the trichocereus family also contain...

There is no connection between the use of psychedelic drugs and mental health disorders, two recent studies have shown, challenging popular media and political narratives. Instead, certain psychoactive substances can actually help combat the harm of mental illness and prevent...