Fish and Increased 25-hydroxyvitamin D Level

• Systematic review and meta-analysis of randomized controlled trials assessing the impact of fish consumption on micronutrient status of children.

  • 2026-06-09
  • Systematic Review · n = 850
  • Frontiers in nutrition 13
  • • Molly Ahern
    • Bahar Kucuk
    • Maria Wik Markhus
    • Marian Kjellevold

  • PubMed: 42344871
  • DOI: 10.3389/fnut.2026.1836928

  9 Insights on

  • Increased 25-hydroxyvitamin D Level

  • High evidence
  • Children

  Meta-analysis was possible only for vitamin D (25(OH)D, 1,074 participants), showing a pooled mean difference of 4.08 nmol/L (95% CI: 1.73-6.43) favoring fish consumption

  Effect

  Beneficial

  Effect size

  Small

  Significant

  Yes