Personality changes following first-time psychedelic use in college students in Germany
npj Mental Health Research July 10, 2026 Constantin Volkmann, Michael Seitz, Ricarda Evens et al.
Psychedelics may influence personality traits, but longitudinal evidence on first-time use outside clinical settings remains limited. We followed 102 first-time psychedelic users and 1066 never-users over one year among Berlin university students. Personality was assessed with the Big Five Inventory at baseline and follow-up. Linear mixed-effects models showed small relative increases in...