Research

Hormonal

Gut microbiota dysbiosis, specifically involving Escherichia Coli producing the CIpB protein, may contribute to eating disorder pathology by mimicking satiety hormones and triggering autoimmune reactions.

Current research suggests gut health may play a role in eating disorders, but it is not yet a primary treatment target. Focus on established treatments like nutritional rehabilitation and therapy. Future probiotics or microbiome-targeted therapies may emerge, but are not currently standard care.

ModerateQualifiesMEDIUM confidence
The CIpB protein has a similar structure to the human hormone responsible for simulating secretion of satiation peptide YY... Intestinal infections and chronic inflammation can lead to large increases in the number of E. coli bacteria in the GI tract, therefore increasing the levels of peptide YY and potentially increasing risk of ED
Sarah Barakat et al. · Journal of Eating Disorders · 2023

Why this rating

Based on observational studies and murine models, lacking large-scale human causal evidence.

Source

Risk factors for eating disorders: findings from a rapid review

Sarah Barakat et al. · Journal of Eating Disorders · 2023

DOI 10.1186/s40337-022-00717-4

narrative_reviewCited 311×
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DOI resolved against Crossref · corpus check 2026-06-10

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