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Ultra-Processed Foods and Depression stories

Sep 23, 2026

Cutting Ultra-Processed Foods May Improve Depression Symptoms, UCSF Pilot Study Finds

A UCSF pilot trial published in JAMA Psychiatry shows reducing ultra-processed food intake improves depression symptoms.

Sep 23, 2026·3 sources

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Top claims

▪A 20-person pilot study is too small to draw meaningful conclusions about diet and depression
▪A UCSF pilot study of 20 adults found reducing ultra-processed food intake by more than 85% improved depression symptoms
▪Participants experienced moderate to large improvements across three measures of depression, and anxiety scores also improved modestly

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