Vitamin A and Reduced Mayo Score

• Efficacy and safety of dietary supplements for the treatment of ulcerative colitis, a network meta-analysis.

  • 2026-04-22
  • Systematic Review · n = 491
  • Frontiers in medicine 13
  • • Rong Xu
    • Zhiyu Zhang
    • Ying Li
    • Zhijiu Wu

  • PubMed: 42100281
  • DOI: 10.3389/fmed.2026.1816535

  3 Insights on

  • Reduced Mayo Score

  • High evidence
  • Clinical

  vitamin A [MD = -1.93, 95% CI (-3.82 to -0.04)] had a clear advantage over conventional medical treatment or placebo in reducing the Mayo score

  Effect

  Beneficial

  Effect size

  Moderate

  Significant

  Yes