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Diet & Nutrition

Peer-reviewed research concerning diet & nutrition, summarized and appraised in plain language with every source cited.

30Studies

30Human studies

2026Most recent

13Countries

The effect of obesity interventions on male fertility: a systematic review and meta-analysis.

Human reproduction update2026n = 32 studies included

Meta AnalysisHuman

This study set out to review how different weight loss methods affect male fertility in men with obesity. It looked at 32 studies that compared lifestyle changes, medications, and bariatric…

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Mediterranean Diet, Semen Quality, and Medically Assisted Reproductive Outcomes in the Male Population: A Systematic Review and Meta-Analysis.

Advances in nutrition (Bethesda, Md.)2025n = 2,558 individuals across 11 studies

Meta AnalysisHuman

This study set out to see if sticking to a Mediterranean diet (MedDiet) is linked to better sperm quality and fertility outcomes in men. It pooled data from 11 studies,…

Better Fertility Diet & Nutrition Diet optimization

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