Best Vitamin D Supplement for Men: What to Check Before You Buy
Picking the best vitamin d supplement for men? Check the form, the dose against the 4,000 IU daily limit, and what the prostate research actually found.
cholecalciferol
The Best Vitamin D Supplement for Women, According to What Is on the Label
Choosing the best vitamin D supplement for women? Read the mcg figure, the 600 IU RDA and the 4,000 IU upper limit before you pay extra for a pink label.
Vitamin D2 vs D3: Why the Difference Actually Matters at the Pharmacy
Vitamin D2 vs D3 compared: which form raises your blood level longer, what the mcg and IU numbers really mean, and why a pharmacist would hand you D2.