You can find all current costs on the official prices page here: triptherapie.nl/prijzen.
As a guide, individual psychedelic sessions are typically €750 to €950, depending on the facilitator and location. At-home sessions usually add €0.50 per kilometer for travel, and sessions longer than six hours often add €75 per extra hour.
Group truffle ceremonies are lower per person, for example around €650 in Schiedam and €600 in Den Bosch, including preparation, guidance, and integration. Multi-day retreats have their own rates based on duration and location.
For an exact quote for your location and available facilitators, use the price calculator on the prices page. Prices may change, so please check the page for the latest details.
Hope this helps.