Story perspectives

Study Links Gut Bacteria to Autism, ADHD, Anorexia

11/12/2025

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Summary

Story summary

A study in Neuroscience analyzed samples from 117 children with autism spectrum disorder (ASD), attention-deficit/hyperactivity disorder (ADHD), and anorexia nervosa (AN), and 52 controls.
Researchers from Comenius University in Slovakia found a higher Bacteroidetes to Firmicutes ratio and lower beneficial bacteria across disorders.
ADHD patients had lower PYY, and anorexia nervosa patients showed reduced leptin, ghrelin, and PYY.
The study notes limitations include a small sample size and unaccounted factors.

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Story summary

A study in Neuroscience analyzed samples from 117 children with autism spectrum disorder (ASD), attention-deficit/hyperactivity disorder (ADHD), and anorexia nervosa (AN), and 52 controls.
Researchers from Comenius University in Slovakia found a higher Bacteroidetes to Firmicutes ratio and lower beneficial bacteria across disorders.
ADHD patients had lower PYY, and anorexia nervosa patients showed reduced leptin, ghrelin, and PYY.
The study notes limitations include a small sample size and unaccounted factors.