Effect of Plant Versus Animal Protein on Muscle Mass, Strength, Physical Performance, and Sarcopenia: A Systematic Review and Meta-analysis of Randomized Controlled Trials.

Rachel J Reid-McCann, Sarah F Brennan, Nicola A Ward, Danielle Logan, Michelle C McKinley, Claire T McEvoy

Nutrition and Metabolism Research Group, Centre for Public Health, Queen's University Belfast Royal Victoria Hospital, Belfast BT12 6BJ, United Kingdom.Nutrition and Metabolism Research Group, Centre for Public Health, Queen's University Belfast Royal Victoria Hospital, Belfast BT12 6BJ, United Kingdom. · pubmed

Paper

Abstract

Dietary protein is recommended for sarcopenia-a debilitating condition of age-related loss of muscle mass and strength that affects 27% of older adults. The effects of protein on muscle health may depend on protein quality.

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Research summary

The paper addresses the impact of dietary protein sources on muscle health, specifically in the context of sarcopenia, which is a significant age-related condition affecting older adults. While it contributes to understanding nutritional interventions that may help mitigate muscle loss, it does not directly tackle the root causes of aging or lifespan extension. The findings are solid and contribute to the field of gerontology, but the overall impact is limited as it primarily focuses on dietary recommendations rather than broader mechanisms of aging.

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