About Synthesis — Netherlands Psychedelic Retreat

Synthesis is one of the most prominent Dutch psychedelic truffle retreat operators, offering multi-day therapeutic retreats using legal psilocybin truffles (Psilocybe tampanensis and P. mexicana sclerotia) in Amsterdam and surrounding areas. The Netherlands permits the sale and possession of psilocybin truffles for adults, making it one of the few legal retreat destinations for European and international clients. Synthesis programs include medical screening, preparation sessions, truffle ceremonies, integration support, and follow-up coaching.

Service Center Snapshot

This profile focuses on practical access details: what the public listing says the center offers, how to verify current licensing, and what to ask before paying a deposit or scheduling an administration session.

Questions Before Booking

  • Ask which licensed facilitators are available and whether you can review their fit before intake.
  • Confirm preparation, administration, and integration expectations in writing.
  • Ask about contraindications, medication screening, emergency procedures, cancellation terms, and product options.

Location & Legal Context

Synthesis — Netherlands Psychedelic Retreat operates in Netherlands (International). Before visiting or purchasing, review the psilocybin laws in Netherlands (International) to understand the current legal landscape.

How We Classify This Listing

Service modelRegulated or service-center access
JurisdictionNetherlands (International)
Review statusPublic source listed
Last reviewed2026-05-21

Directory listings are informational, not endorsements. For regulated psilocybin services, verify licensing with the relevant state program before booking or paying.

Community Reviews

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LearnShrooms lists vendors for informational purposes. Verify legality in your jurisdiction before purchasing. Vendors are responsible for their own legal compliance. Check Netherlands (International) laws →