- Q What is the recommended daily allowance (RDA) for vitamin D?
Dr. Leo Galland, Integrative MedicineThe Institute of Medicine (IOM) panel concluded that a total intake of 600 IU/day vitamin D from food and supplements would get most North Americans to a level of 20 nanograms per milliliter (the blood level of vitamin D that is considered... Full Answer
- Q How much vitamin D is recommended daily for menopausal women?
Dr. Michael Roizen, Internal MedicineVitamin D3 or the sunshine vitamin is one of those multitasking vitamins that are thought to protect you from osteoporosis, cancer, and possibly diabetes. It is also essential for calcium absorption, another super nutrient. Your skin makes vitamin... Full Answer