What They List
- Psilocybin Truffle Retreat
- Preparation
- Integration
- Training
Retreats
Synthesis Institute
International Retreat in Hemrik, Netherlands
Synthesis Institute currently publishes legal psilocybin-supported immersion retreats in the Netherlands. The official retreat page describes a 7-week program with a 5-day retreat, preparation, integration, and psilocybin-containing truffle tea used in the Netherlands.
RetreatsPreparationIntegration
Directory Facts
- Status
- Legal (Netherlands)
- Price
- Retreat Guru source shows example $5,797 / 5 days
- Hours
- Verify with provider
- License / Record
- Not listed
- Last Verified
- 2026-06-12
Location
Hemrik
Source Notes
Official site now publishes 2026 immersion retreats; earlier 2023 bankruptcy history noted on its about page, so use active with current official retreat page rather than inactive.
Source: DIRECTORY_MASTER_TASK.md; official website https://www.synthesisinstitute.com/immersion-retreats; search result for Synthesis Institute current retreats
MagicMushroomsDirectory does not provide medical, legal, or purchasing advice. Verify current laws, provider status, and eligibility before contacting any listing.