Vitamin D and Reduced Influenza-Like Illness

• Are there prophylactic effects of vitamin D among healthier adult patients? A systematic review of randomized controlled trials.

  • 2025-07-04
  • Systematic Review · n = 415
  • BMC nutrition 11(1)
  • • Caroline Goswami
    • Sherrice Law
    • Hannah Zhang
    • Hannah Park
    • Bhagvat Maheta
    • Katherine Arnott
    • Megan Hsu
    • Kevin Truong
    • Mark Sheffield
    • Zahid Iqbal
    • Chainaronk Limanon
    • David Pai

  • PubMed: 40616189
  • DOI: 10.1186/s40795-025-01107-0

  10 Insights on

  • Reduced Influenza-Like Illness

  • High evidence
  • Adults

  ...reduced influenza-like illness, and enhanced cognitive tasks.

  Effect

  Beneficial

  Effect size

  Moderate

  Significant

  Yes

  Dose

  not specified