Vitamin C and Reduced Short-term Mortality

• Efficacy of vitamin C in COVID-19 management: a systematic review and meta-analysis.

  • 2025-10-31
  • Meta-Analysis · n = 19
  • BMC infectious diseases 25(1)
  • • Shuyi Zhou
    • Shijie Gao
    • Yujie Fang
    • Na Zhang
    • Guansheng Ma

  • PubMed: 41174501
  • DOI: 10.1186/s12879-025-11891-6

  2 Insights on

  • Reduced Short-term Mortality

  • High evidence
  • Clinical

  overall results indicated that non-substantial favorable impacts were observed in short-term mortality (risk ratio [RR]: 0.92, 95% Confidence Interval [CI]: 0.72 to 1.17, P = 0.415)

  Effect

  Neutral

  Effect size

  Small

  Significant

  No