Vitamin D: Should D Stand for Deficiency?

Course overview

How much vitamin D do we need to maintain health? This is not an easy question because a debate exists in the scientific community about the recommended daily intake. Not long ago, vitamin D was primarily viewed as a nutrient needed for bone health. In recent years, countless studies have suggested it plays a role in a multitude of other chronic conditions, such as cancer and cardiovascular and autoimmune disease. In addition, a growing number of people have been identified as vitamin D deficient. This program presents the latest evidence for intake levels higher than the Dietary Reference Intake, risk factors for a vitamin D deficiency and ways to treat a deficiency with supplementation.