Another fatty fish that is an excellent source of vitamin D is the swordfish. The USDA lists a 100-gram serving as containing ...

Vitamin D3 is a form of vitamin D that helps the body absorb calcium and other minerals which are important for healthy bones ...

Dear Dr. Fritz,Good day. I am curious about what my friend is promoting. She is selling this vitamin D3 supplement and she told me that this could help me preve ...