Review links ultra-processed foods with poorer mental health in young people
The abstract reports mostly unfavorable associations, with findings varying by country, sex and the tools used to assess mental health.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Across the reviewed studies, higher intake of ultra-processed foods was generally associated with more mental health problems in children and adolescents. Reported outcomes included anxiety, depression, irritability, sleep problems and suicidal thoughts. These observational findings cannot establish that the foods caused those problems or that changing food intake would improve them.
The abstract provides no pooled effect size, exposure thresholds or follow-up periods. It also does not describe how individual studies accounted for other influences on diet and mental health.
What the reviewers assessed
The reviewers examined sample characteristics, assessment methods and study quality. Their summary describes a general association between food intake and mental health, but gives no combined estimate showing how large that association was.
What further studies could clarify
The authors call for research that follows people over time and for intervention studies. Those approaches could help address questions left open here, including the direction of the association and whether changing intake changes symptoms.
The original publication
Ultra-Processed Foods and Mental Health in Children and Adolescents: Evidence from a Systematic Review.
Georgiou A, Chrysostomou S, Kantilafti M
Nutrients · 2026
- PubMed ID
- 41901073
- Record checked
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