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If you are considering a truffle session, psilocybin session or MDMA therapy to do, then the choice is your supervisor's — also known as tripsitter mentioned — one of the most important decisions. A good tripsitter creates safety, guards the setting, and guides you through intense emotions or deep insights. Within Triptherapie Is there one name that stands out when it comes to experience: Marcel van der Putten.
More than 2,100 guided sessions since 2011
Marcel is not only the founder of Triptherapie, he is also by far the most experienced coach within the team. Since 2011, he has more than 2,100 individual and duo sessions accompanied, with psychedelics such as psilocybin (truffles), MDMA analogues, LSD analogues, hippie flip and psiloflora. This is probably the highest amount of guided psychedelics by a single person in the world. This immense experience ensures that he knows exactly what can happen during a session — and more importantly: what you need at that moment.
Scientific background and holistic vision
What makes Marcel unique is his background in biochemistry and neurochemistry. He understands not only the psychological processes but also what happens at the brain and neurotransmitter level during a trip. This translates into his holistic approach, where, alongside the psychedelic session, he also pays attention to nutrition, supplements, and lifestyle.
Prior to the session, he draws up a personal plan including a neurotransmitter test, nutritional advice, and mental preparation. During the session, he fully attunes music, scent, light, and atmosphere to your process. His sessions are tailor-made — always in service of your healing and awareness.
What clients say about Marcel
On the Triptherapie forum Hundreds of people share their experiences with Marcel. They describe him as “calm,” “present without directing,” and “a guide who says exactly the right thing at the right moment.” Even clients who were severely traumatized or had never used psychedelics before felt safe and supported in his presence.
A commonly heard experience is that the Marcel helps you move through difficult sections without forcing anything. He lets the experience do the work for you — but always stays close by if you need it.
Sessions at your home or on location
Marcel works nationwide and facilitates sessions at people's homes, in hotels, or in a rented space. Additionally, he is available at the fixed location: the Psychedelic Loft in Schiedam, a warm, professionally furnished space specifically for deep sessions.
Book your session with the most experienced tripsitter
Do you want to be guided by the most experienced tripsitter in the Netherlands? Then check out the agenda of Marcel or book directly via his reservation page. Please note: due to high demand, it is advisable to reserve in advance.
Are you still unsure if you are ready for a session? Then first fill out the intake for trip therapy in. Based on that, you will receive personalized advice on the correct dosage, setting, and caregiver — tailored to your situation.
Posted : 14 July 2025 13:39