Once Dismissed as a Fringe, Counterculture Vice, Psychedelics Are Rapidly Approaching Acceptance in Mainstream Medicine These drugs uniquely change the brain, and a person’s awareness of experiences, in the span of just a few hours. This fast-acting shift could be useful in mental-health treatments, and research is already supporting this notion. Just one dose of Psilocybin, the active ingredient in Magic Mushrooms, was recently shown to ease depression and anxiety in cancer patients—an outcome that lasted for years after their trip. Researchers are recognizing that Psychedelics can p...