Lactobacillus lactis LI-23 and Increased Secretory Immunoglobulin A

• Effects of probiotic supplementation on immune and inflammatory markers in athletes: an umbrella review and re-analysis of published meta-analyses of randomised controlled trials.

  • 2026-02-26
  • Meta-Analysis · n = 413
  • PeerJ 14
  • • Lei Chen
    • Aichun Li
    • Wenhao Chen
    • Junlai Zhou
    • Yujia Kou

  • PubMed: 41773190
  • DOI: 10.7717/peerj.20809

  9 Insights on

  • Increased Secretory Immunoglobulin A

  • High evidence
  • Rigorous Journal

  Probiotic supplementation significantly increased secretory IgA (ES = 0.30, 95% CI [0.03-0.57], P = 0.031)

  Effect

  Beneficial

  Effect size

  Small

  Significant

  Yes