What is Psilocybin?

Discover how this natural psychedelic compound found in magic mushrooms and truffles can act as a powerful catalyst for change. 

What is Psilocybin?

Psilocybin Truffle Retreat in the Netherlands

Psilocybin is a naturally occurring psychedelic compound found in certain species of Psilocybe truffles and mushrooms, often called “magic mushrooms.” For centuries, these mushrooms have been used in traditional and indigenous settings, for healing, insight, and connection.

In the Netherlands – where psilocybin truffles are legal – carefully guided psilocybin retreats offer a safe and supportive setting to explore these transformative experiences. At Evolute Institute, psilocybin retreats are facilitated by experienced professionals who integrate modern psychological understanding with ancient wisdom.

Today, modern science is reaffirming what ancient traditions long understood: psilocybin holds profound potential not only for mental health and emotional healing, but also for personal and professional development. 

To see how psilocybin becomes part of a meaningful inner journey, you can explore how it relates to personal development, how it is experienced  – within our psilocybin ceremony – and how our approach – to set & setting and integration – supports participants throughout the entire process.

Psilocybin Science & Mechanism

When psilocybin is ingested, the body converts it into psilocin, a natural compound that interacts with serotonin receptors, particularly the 5-HT2A receptor. This interaction gently shifts patterns of brain connectivity, temporarily reducing rigid or repetitive thought loops and creating space for new ways of thinking and feeling [1].

Scientific studies reveal that, psilocybin decreases activity in the brain’s Default Mode Network (DMN) – the region associated with self-referential thinking and rumination – while enhancing communication between brain regions that rarely connect. This unique state of increased neuroplasticity can promote fresh insights, emotional release, and creative problem-solving [1],[2].

These changes may open a window to greater cognitive flexibility and emotional openness, allowing participants to see familiar patterns from new perspectives. When supported by guided preparation and post-experience integration, these moments can lead to profound self-understanding and meaningful behavioral change.

Psilocybin Therapeutic Potential

A growing body of scientific evidence, demonstrates the therapeutic potential of psilocybin for a wide range of mental health challenges. Studies from leading institutions – including Johns Hopkins University and Imperial College London – show promising results in the treatment of depression, anxiety, PTSD, addiction, and end-of-life distress. When combined with skilled facilitation and integration, psilocybin therapy can offer relief where traditional  treatments may have reached their limits [3],[4],[5].

Rather than numbing or suppressing symptoms, psilocybin often invites deeper emotional awareness. Participants may access buried emotions, memories, or insights with compassion and clarity [5]. Supported by experienced facilitators, this process can help release emotional blockages, promoting healing at both the psychological and spiritual levels.

Many describe their psilocybin journeys as among the most meaningful experiences of their lives. Commonly reported outcomes include a heightened sense of connection, self-compassion, gratitude, and clarity of purpose [6]. At Evolute, we emphasize integration, which means transforming these profound insights into sustainable growth and lasting well-being.

Psilocybin Retreats in the Netherlands

In the Netherlands, “magic truffles” – which refers to sclerotia of psilocybin fungi are legal, whereas “magic mushrooms” remain prohibited. This legal distinction enables safe retreat frameworks.

Choosing a retreat in the Netherlands, ensures you operate within a legal environment. However, with a growing number of providers offering such experiences, it’s crucial to understand what factors to consider when choosing a psychedelic retreat:

  • Prioritize safety measures such as medical and psychological screening procedures, trained facilitators, and a comprehensive understanding and transparent communication of potential risks and contraindications.

  • Make sure to choose providers that have a good ratio of participants to facilitators (2:1 or lower).

  • While psilocybin is generally considered a safe substance, high-quality psychedelic retreat providers have a medical doctor on-site during the ceremony.
  • Solid preparation and integration are essential for reaping the benefits of a psychedelic experience.
  • Also, mind the probable group composition – who are the other participants? Are they likely to be like-minded people?

The power of psilocybin is amplified when nested in the right set & setting: a clear intention, expert facilitation, safe space, peer community, and post-experience integration.
At our retreats you will be supported by facilitators who hold the container, facilitate emotional safety, and guide you before, during and after the session. The goal is not just a one-time experience but integration into everyday life, so that insights become lasting shifts.

Frequently asked questions

Psilocybin is a naturally occurring psychedelic compound found in certain species of Psilocybe mushrooms and truffles, often referred to as “magic mushrooms.” For centuries, these have been used in traditional and indigenous settings for healing, insight, and spiritual connection.

When ingested, psilocybin is converted into psilocin, which interacts with serotonin receptors (especially the 5-HT2A receptor). This interaction temporarily alters brain connectivity, helping to reduce rigid thought patterns and open new ways of thinking and feeling.

Research shows psilocybin decreases activity in the brain’s Default Mode Network (DMN) – linked to self-referential thinking – while increasing communication between areas that rarely connect. This enhances neuroplasticity, allowing for emotional release, creative insights, and new perspectives.

The legal status of psilocybin varies by country. In most parts of the world, psilocybin mushrooms are regulated substances.

Legal status in the Netherlands:

In the Netherlands, psilocybin-containing truffles are legal. At Evolute Institute, our psilocybin retreat in the Netherlands operates fully within the legal framework. 
 

When used responsibly in a safe, supportive, and professional environment, legal psilocybin can have profound mental-health benefits. Studies and personal accounts consistently report reduced symptoms of depression, anxiety, and addiction, alongside increases in well-being, emotional balance, and self-compassion. Many participants describe the experience as one of the most meaningful and healing moments of their lives, helping them reconnect with themselves and others on a deeper level.

At Evolute Institute, we offer high-impact personal development psilocybin retreats rooted in deep inner work.

By increasing cognitive flexibility and emotional openness, psilocybin can help participants see familiar situations in new ways. With guided preparation and integration, these insights often lead to lasting self-understanding and behavioral change.

Studies from institutions such as Johns Hopkins University and Imperial College London  highlight psilocybin’s potential to help with depression, anxiety, PTSD, addiction, and end-of-life distress. When paired with skilled facilitation and integration, psilocybin therapy can provide relief where traditional treatments fall short.

Rather than numbing symptoms, psilocybin invites deeper emotional awareness. Participants may revisit emotions or memories with compassion and clarity. Supported by trained facilitators, this process helps release emotional blockages.

In the Netherlands, psilocybin truffles (the sclerotia of psilocybin fungi) are legal, while psilocybin mushrooms remain prohibited. This legal distinction enables retreats to operate safely and professionally.

Choose a retreat that prioritizes safety and professionalism. Key factors include:

  • Comprehensive medical and psychological screening
  • Trained facilitators and a low participant-to-facilitator ratio (ideally 2:1 or lower)
  • On-site medical support
  • Structured preparation and integration
  • Transparency about potential risks and contraindications
  • A supportive, like-minded group environment

The effectiveness of psilocybin depends greatly on “set and setting.” A clear intention, expert guidance, safe environment, and community support amplify the potential for insight. At Evolute retreats, facilitators ensure emotional safety and help participants integrate their experiences into daily life, turning profound experiences into sustainable change.

Explore our retreats

A unique personal development journey for curious minds to re-connect with themselves and others, re-invent how they operate in the world, and unfold their full potential

EvoSHIFT

Psilocybin Retreat Program

The world’s first group darkness retreat experience, inviting you to courageously embrace your shadows and discover the inner light that has always been within you.

EvoDARK

Darkness Retreat Program

References:

  • [1] Tagliazucchi, R. Carhart-Harris, R. Leech, D. Nutt, and D. R. Chialvo, ‘Enhanced repertoire of brain dynamical states during the psychedelic experience’, Hum. Brain Mapp., vol. 35, no. 11, pp. 5442–5456, Nov. 2014, doi: 10.1002/hbm.22562.
  • [2] L. Carhart-Harris et al., ‘The entropic brain: a theory of conscious states informed by neuroimaging research with psychedelic drugs’, Front. Hum. Neurosci., vol. 8, p. 20, 2014, doi: 10.3389/fnhum.2014.00020.
  • [3] L. Carhart-Harris et al., ‘Psilocybin with psychological support for treatment-resistant depression: an open-label feasibility study’, Lancet Psychiatry, vol. 3, no. 7, pp. 619–627, Jul. 2016, doi: 10.1016/S2215-0366(16)30065-7.
  • [4] Gudmundsen et al., ‘A single dose of psilocybin induces lasting changes in metabolic connectivity within biologically informed rat brain networks related to compulsions and anxiety.’, May 2024, doi: 10.31219/osf.io/mq4v2.
  • [5] Kraehenmann et al., ‘Psilocybin-Induced Decrease in Amygdala Reactivity Correlates with Enhanced Positive Mood in Healthy Volunteers’, Biol. Psychiatry, vol. 78, no. 8, pp. 572–581, Oct. 2015, doi: 10.1016/j.biopsych.2014.04.010.
  • [6] ‘Psilocybin produces substantial and sustained decreases in depression and anxiety in patients with life-threatening cancer: A randomized double-blind trial – Roland R Griffiths, Matthew W Johnson, Michael A Carducci, Annie Umbricht, William A Richards, Brian D Richards, Mary P Cosimano, Margaret A Klinedinst, 2016’. Accessed: Jun. 18, 2025. [Online]. Available: https://journals.sagepub.com/doi/10.1177/0269881116675513

Advance your quest to growth and enhanced wellbeing

Sign up for the live Evolute Expert Talk

Groundbreaking ideas by leading thinkers in conversation with our Evolute hosts. Gain unique insights into your own path of personal, professional and spiritual growth. For free. 

By signing up you agree to receive communications from Evolute Institute. Your data will not be shared with any third party.

Receive Insights & Event Updates from Evolute Institute