Effects of Maternal Vitamin D Supplementation on Childhood Health - Takeaways - MDSpire

Effects of Maternal Vitamin D Supplementation on Childhood Health

  • By

  • Nanna S Svensson

  • Tabia Volqvartz

  • Anna Louise Vestergaard

  • Esben T Vestergaard

  • Agnete Larsen

  • Pinar Bor

  • October 23, 2025

  • 0 min

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  • 1

    Vitamin D deficiency during pregnancy increases the risk of complications for both mothers and children, including gestational diabetes and preterm birth.

  • 2

    Supplementation of at least 400 IU/d of vitamin D during pregnancy is recommended to improve maternal and infant health outcomes.

  • 3

    Vitamin D supplementation has been associated with reduced respiratory infections and benefits in growth and bone development in children.

  • 4

    Current guidelines do not recommend routine screening for specific maternal vitamin D levels, emphasizing the need for increased supplementation.

  • 5

    Further research is necessary to establish optimal maternal vitamin D levels and their direct impact on infant health outcomes.

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