Plus, how to get what you need.

Plus, who might need it and how to get enough.

Vitamin D deficiency impacts more than 1 billion people worldwide. Vitamin D deficiency can negatively affect a child’s growth, immune response, mental health, and more, which is why proper treatment ...

Vitamin D plays a crucial role in bone health. FotoHelin/ Shutterstock When the days shorten and the sun sinks low in the sky, that familiar winter slump sets in. There’s a fundamental reason for this ...

Vitamin D2 and D3 are the two main forms of vitamin D. Vitamin D2 is present in plants and yeast, while D3 comes from animal sources. Vitamin D is essential for a range of bodily functions, such as ...