Vitamn D is often called the sunlight vitamin. Vitamin D3 is produced within the body during exposure to the suns UVB rays, and can also be obtained from milk and fish. However, people are now avoiding direct exposure to the sun, supplementation is often beneficial. As an essential part of the human diet, Vitamin D3 plays an active role in many facets of metabolism and development. This, this fat-soluble vitamin assists the body in the absorption of calcium and phosphate, thus promoting stronger bones and teeth.

One of the most important roles of Vitamin D in the human body is to boost the absorption of calcium into bone. In addition to being vital to bone development and strength, Vitamin D is also an important partner in many other processes that require calcium.

Vitamin D also helps to keep teeth and gums healthy, especially in older adults. Studies show that inflammatory gum disease occurs much less frequently in people older than 50 who have adequate Vitamin D intake.