Bioengineer iconBioengineerSep 26, 2026

High-Dose Vitamin D in Pregnancy Fails to Strengthen Children’s Bones by Age 13, Landmark Trial Finds

One of the most persistent hopes in preventive medicine has been that a simple nutrient taken during pregnancy could lay the foundations of a child's skeleton for life. Vitamin D, the so-called sunshine vitamin, regulates how the body absorbs calcium and phosphate, the raw materials of the hydroxyapatite crystals that give bone its rigidity.

High-Dose Vitamin D in Pregnancy Fails to Strengthen Children’s Bones by Age 13, Landmark Trial Finds

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One of the most persistent hopes in preventive medicine has been that a simple nutrient taken during pregnancy could lay the foundations of a child's skeleton for life.

Vitamin D, the so-called sunshine vitamin, regulates how the body absorbs calcium and phosphate, the raw materials of the hydroxyapatite crystals that give bone its rigidity.

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One of the most persistent hopes in preventive medicine has been that a simple nutrient taken during pregnancy could lay the foundations of a child's skeleton for life. Vitamin D, the so-called sunshine vitamin, regulates how the body absorbs calcium and phosphate, the raw materials of the hydroxyapatite crystals that give bone its rigidity.

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