The National Institutes of Health, or NIH, recommends a daily dose of 600 IU, or 15 mcg ... who took high daily doses of ...
Vitamin D3 supplementation was associated with antihypertensive effects without significant between-dose differences among overweight older adults.
The U.S. Recommended Dietary Allowance for Vitamin D is 600 to 800 International Units (IU) per day for most adults. However, the research team found that these amounts are often not enough. In some ...
"The photo conversion of 7-DHC to previtamin D3 and its photoproducts is maximal ... is equivalent to ingesting approximately 20,000 IU of vitamin D. Thus exposure of arms (18% body surface ...