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Alcohol Consumption and Gut Microbiota-Derived Metabolites in Primates: A Systematic Review

Yenny Trinidad Fierro-Salgado1, Manuel Reiriz1, Javier Calleja-Conde1

  • 1Basic and Clinical Neuroscience Research Group (NBC), School of Life and Nature Sciences, Nebrija University, 28240 Madrid, Spain.

International Journal of Molecular Sciences
|August 13, 2026
PubMed
Summary

Alcohol consumption alters gut microbiota metabolites, reducing short-chain fatty acids and changing amino acid pathways. Abstinence may partially restore these changes, suggesting biomarkers for alcohol-related conditions.

Keywords:
alcohol use disordergut microbiomegut–brain axismetabolomicsmicrobiota-derived metabolitesshort-chain fatty acidstryptophan metabolism

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