Research & Trends Exploring the Promising Results of Psilocybin in Treating OCD One small study shows promising results from using psilocybin to treat OCD. See more here: https://www.healio.com/news/psychiatry/20230601/psilocybin-significantly-decreased-symptoms-of-ocd-after-8-weeks by Nona KocherJuly 14, 2025