Journal of Psychoactive Drugs
April 23, 2026
Brayan Jonas Mano-Sousa, Maria Clara Gama Fontes, Ana Clara Anacleto Gonçalves et al.
Suicide, particularly in treatment-resistant depression (TRD), remains a pressing global health issue, with over 700,000 annual deaths. Existing treatments often have limited efficacy and delayed onset, creating a need for rapid-acting interventions. Ayahuasca, a traditional Amazonian psychedelic, has shown potential for rapidly reducing suicidal ideation. Our systematic review evaluated the...
Psychedelics
April 20, 2026
José Carlos Bouso, Óscar Andión, Jordi Cantillo et al.
The Symmetrical Global Mental Health (Sym-GMH) paradigm proposes a reciprocal integration between traditional and Western medical systems. This prospective, longitudinal study evaluates the psychological outcomes of 264 Western participants who engaged in Shipibo-led ayahuasca retreats at the Temple of the Way of Light in the Peruvian Amazon. Over a 12-month period, participants completed...
iScience
April 15, 2026
Scheila Cristina Biazatti, Deborah Bambil, Rômulo Môra et al.
reflects morphological overlap. Confusion matrix and similarity network analyses showed only partial agreement with previous ethnobotanical classifications. Focusing on subtle variation within a single species, this study demonstrates that integrating traditional knowledge with machine learning enables automated validation of folk taxonomies.
Psychopharmacology
April 14, 2026
Guilherme Lodetti, Antonio Inserra, Henrique Redivo et al.
BACKGROUND: Chronic stress is a risk factor for the development of anxiety, depression, and comorbid systemic conditions. Ayahuasca (AYA) has been used for hundreds of years and it elicits antidepressant and anxiolytic effects. However, it remains unknown whether AYA elicits a behavioral and biochemical protective effect in chronic stress. AIM OF THE STUDY: Therefore, we evaluated the...
Revista Políticas Públicas & Cidades
April 2, 2026
Adrian Santos de Souza, Endiamara Magda Segala Shigemori, Celso Ferraz Bett
A depressão é uma das principais causas de incapacidade no mundo, e suas abordagens terapêuticas convencionais, embora eficazes para muitos pacientes, ainda apresentam limitações significativas, como início tardio dos efeitos e resistência ao tratamento. Nesse contexto, destaca-se a hoasca, também conhecida como ayahuasca, uma infusão amazônica tradicional composta por Banisteriopsis caapi e...
Journal of Psychedelic Studies
March 30, 2026
Ismael Apud, Juan Scuro, Frank Lozano Jara et al.
Abstract Background This study presents the qualitative findings of interdisciplinary research exploring ayahuasca-induced experiences in two distinct groups in Uruguay: a neo-shamanic group rooted in the Peruvian vegetalismo tradition and a Santo Daime Church. Aims Using interpretative phenomenological analysis, the study examines similarities and differences in subjective experiences during a...
Journal of Psychoactive Drugs
March 19, 2026
Pedro J. Teixeira, Jorge Encantado, Helena D Amaro et al.
Ayahuasca, a traditional Amazonian psychoactive brew, has gained increasing attention for its potential health benefits; however, no previous research has investigated its use in Portugal. This study aims to evaluate the health status, lifestyle behaviors, and psychosocial well-being of Portuguese ayahuasca users, comparing their self-reported health indicators with population norms. A...
March 16, 2026
Rebecca Rodrigues
valiosas contribuições e pela análise criteriosa deste trabalho.
Journal of Psychoactive Drugs
March 13, 2026
Matthew X. Lowe, Quinn A Darby, Sasha Kalcheff-Korn et al.
Sexual and gender minority (SGM) individuals experience disproportionately high rates of depression, anxiety, trauma, and discrimination, yet remain underrepresented in psychedelic research. This prospective, naturalistic study explored the impact of an ayahuasca retreat experience on mental health, quality of life, and spiritual well-being among SGM participants. Participants attended a...
Journal of Psychopharmacology
March 9, 2026
Caio César De Paula, Anna Beatriz Vicentini, Lorena Terene Lopes Guerra et al.
Ayahuasca has aroused increasing interest due to its therapeutic effects. However, its effects on cognition are poorly understood. Hence, a systematic review evaluating the cognitive effects of ayahuasca was conducted. This systematic review was conducted in accordance to Preferred Reporting Items for Systematic Reviews and Meta-Analysis guidelines. A comprehensive search was performed in...