Vitamin D3 appears to be more effective than ... However, people who need more vitamin D can safely consume 1,000–4,000 IU (25–100 mcg) daily. Consuming more than this is not advised unless ...

Vitamin D3 is a vital nutrient that plays a pivotal ... Pediatrics advise giving breastfed newborns a 400 IU daily vitamin D ...

Why we chose it: Pure Encapsulations Vitamin D3 gets our pick as the best high ... supplement — at least 10,000 international units (IU) daily. This may be followed by a maintenance dose of ...