A psychedelic drink called ayahuasca, traditionally used for medicinal purposes among indigenous groups in the Amazon, may act as a fast-working and long-lasting anti-depressant, according to a study published in the journal Revista Brasileira de Psiquiatria (Brazilian Review of Psychiatry).

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A psychedelic drink called ayahuasca, traditionally used for medicinal purposes among indigenous groups in the Amazon, may act as a fast-working and long-lasting anti-depressant, according to a study published in the journal Revista Brasileira de Psiquiatria (Brazilian Review of Psychiatry).