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When Gut Bacteria Make Alcohol Inside the Body

New microbiome research explains auto-brewery syndrome and points to practical diagnostic and treatment pathways.

Naveen Sankar S's avatar
Naveen Sankar S
Feb 04, 2026
∙ Paid

Carefully designed microbiome profiling confirms that specific gut bacteria can ferment carbohydrates into clinically significant amounts of alcohol, validating auto-brewery syndrome and opening new directions for diagnosis, diet, and treatment.

Study Details

Auto-brewery syndrome, or ABS, describes a rare but disruptive condition in which people develop …

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