Vitamin D3
Strong evidenceAlso known as: Cholecalciferol, Kolekalciferol
Made in the skin from sunlight; levels fall in winter at our latitudes.
What it is used for
Contributes to normal calcium absorption and to the maintenance of normal bones.
Dosage
1000–4000 IU daily, with a meal containing fat.
Safety notes
Do not exceed 4000 IU daily without professional advice.
Products with Vitamin D3
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