Magic mushroom compound shows promise for depression in major trial

NCT ID NCT03866174

First seen Apr 25, 2026 · Last updated May 05, 2026 · Updated 2 times

Summary

This study tested whether a single 25 mg dose of psilocybin (the active ingredient in magic mushrooms) can reduce depression symptoms in adults with major depressive disorder. 347 participants received either psilocybin or an active placebo (niacin) and were followed for 43 days. The main goal was to see if psilocybin leads to greater improvement in depression scores compared to placebo.

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Contacts and locations

Locations

  • Cedar Clinical Research

    Draper, Utah, 84020, United States

  • Emory University

    Atlanta, Georgia, 30322, United States

  • Great Lakes Clinical Trials

    Chicago, Illinois, 60640, United States

  • Hassman Research Institute

    Berlin, New Jersey, 08009, United States

  • Johns Hopkins University

    Baltimore, Maryland, 21229, United States

  • New York University School of Medicine

    New York, New York, 10016, United States

  • Pacific Neuroscience Institute

    Santa Monica, California, 91404, United States

  • Segal Trials

    Lauderhill, Florida, 33319, United States

  • University of California, San Francisco

    San Francisco, California, 94121, United States

  • University of Wisconsin - Madison

    Madison, Wisconsin, 53706, United States

  • Yale University

    New Haven, Connecticut, 06520, United States

Conditions

Explore the condition pages connected to this study.