Protein and Increased Lean Body Mass

• Effects of protein supplementation on body composition, physiological adaptations, and performance during endurance training: a systematic review and meta-analysis.

  • 2025-08-07
  • Systematic Review · n = 146
  • Frontiers in nutrition 12
  • • Yang Xiao
    • ZhengWu Deng
    • Wei Sun
    • JiaYi Li
    • WeiFeng Gao

  • PubMed: 40851900
  • DOI: 10.3389/fnut.2025.1663860

  7 Insights on

  • Increased Lean Body Mass

  • High evidence
  • Clinical

  The results showed that protein supplementation during endurance training led to a small, nonsignificant increase in lean body mass (SMD = 0.13, 95% CI: -0.01, 0.28; p = 0.07)

  Effect

  Neutral

  Effect size

  Small

  Significant

  No

• Effects of different dietary supplements combined with conditioning training on muscle strength, jump performance, sprint speed, and muscle mass in athletes: a systematic review and network meta-analysis.

  • 2025-07-09
  • Systematic Review
  • Frontiers in nutrition 12
  • • Beiwang Deng
    • Ruixiang Yan
    • Tianyuan He
    • Gesheng Lin
    • Ting Liu
    • Wen Chen
    • Jiaxin He
    • Duanying Li

  • PubMed: 40717998
  • DOI: 10.3389/fnut.2025.1636970

  3 Insights on

  • Increased Lean Body Mass

  • High evidence
  • Athletes

  No supplement significantly increased lean body mass.

  Effect

  Neutral

  Effect size

  Small

  Significant

  No