Synthesis Institute

Synthesis Institute is one of Europe's leading psilocybin retreat centers, operating legally in the Netherlands where psilocybin truffles (Psilocybe tampanensis sclerotia) are legal. The center combines clinical psychology protocols with high-quality facilitation training, offering multiday retreat programs designed for psychological healing and personal development. Synthesis uses medical-grade psychedelic therapy protocols developed in collaboration with clinical researchers. The institute also operates a facilitator training academy, having trained hundreds of practitioners who now work across Europe and internationally.