What Is Vitamin D?

Vitamin D is a nutrient needed for health and to maintain strong bones. Vitamin D aids in the absorption of calcium and phosphorus in our bodies, helps bring calcium and phosphorus to our bones and teeth, and helps regulate how much calcium remains in our blood.

What a Registered Dietitian Nutritionist Can Do for You

When you need food and nutrition information based on fact or need to know how a healthy diet improves health and fights disease—rely on qualified professionals in the field.