Learn more about Vitamin D uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain Vitamin D.
Vitamin D is important for optimal health, but 42% of Americans are deficient. This article lets you know what dosage of vitamin D is best.
Up to 42% of the adult population in the US has low vitamin D levels, which . All things considered, a daily vitamin D intake of 1000–4000 IU.