Doctor's Best Vitamin D3 5000IU, Non-GMO, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 360 Softgels

Vitamin D3 is produced in the skin by absorbing the suns UV rays and is obtained from food in limited amounts. Sun protection and climate factors may influence low Vitamin D3 levels. Vitamin D3 is needed for the body to regulate phosphorus and calcium levels for healthy bones, teeth and heart protection. Vitamin D3 is beneficial for immune, cardiovascular, bone density and structure, and cellular function. It plays a role in most organs and systems of the body and immune system.