Zinc and Increased Birth Head Circumference

• The Efficacy of Zinc Supplementation Alone or in Combination for Improving Pregnancy and Infant Outcomes: A Systematic Review and Meta-Analysis.

  • 2025-08-20
  • Meta-Analysis
  • Journal of evidence-based medicine 18(3)
  • • Sha Diao
    • Yuan Feng
    • Xue Peng
    • Dan Liu
    • Liang Huang
    • Linan Zeng
    • Lingli Zhang

  • PubMed: 40836314
  • DOI: 10.1111/jebm.70061

  9 Insights on

  • Increased Birth Head Circumference

  • High evidence
  • Pregnant Women

  bigger birth head circumference (SMD = 0.58, 95% CI 0.08 to 1.09)

  Effect

  Beneficial

  Effect size

  Moderate

  Significant

  Yes