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Can psychedelic plants treat mental health conditions? New study on ayahuasca assesses its impact on war veterans with PTSD

  • A study at a specialist retreat frequented by stars like Zac Efron sees veterans consume ayahuasca-based brews and take part in shamanic rituals
  • Researchers aim to determine if indigenous treatments could be viable options in modern medicine. But there are still stigmas attached to these practices

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A shaman (right) performs an indigenous energy-clearing ritual on one of the study leaders. The research aims to determine if psychedelic plants can be used to treat mental health conditions. Photo: Ayahuasca Foundation

A new study in the heart of the Peruvian jungle is investigating the impact of ayahuasca retreats on military veterans, assessing the effect of the psychedelic plant medicine on brainwaves, the genome, gut microbiome and mental health.

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At a specialist retreat frequented by Hollywood stars such as Zac Efron, the 50 veterans undergo ancient rituals in ceremonies where they drink a thick brown brew made from the ayahuasca vine and chacruna bush.

The drink contains a strong, non-addictive psychedelic compound that is believed to effectively treat an array of psychiatric conditions, including trauma, depression and addiction.

Hong Kong psychologist and musician Wai-fung Tsang, psychiatrist Dr Simon Ruffell and psychopharmacologist Nige Netzband are leading the research.

(From left) Nige Netzband, Simon Ruffell and Wai-fung Tsang are co-founders of non-profit research organisation Onaya Science. Photo: Ey Up Films
(From left) Nige Netzband, Simon Ruffell and Wai-fung Tsang are co-founders of non-profit research organisation Onaya Science. Photo: Ey Up Films

The study is a collaboration between the University of Melbourne, in Australia; the United States-based Heroic Hearts non-profit group, which supports military veterans; and the groups Onaya Science and the Ayahuasca Foundation, which do non-profit scientific research on Amazonian plant medicines.

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