
It also helps keep your muscles, nerves and immune system healthy. Because it works as a key that allows your body to absorb calcium, vitamin D plays a critical role in forming and maintaining healthy bones.

Vitamin D is important because it helps your body sustain normal levels of calcium and phosphorus. Because few foods contain vitamin D naturally, eating foods fortified with vitamin D and taking a supplement may be beneficial. Using the recommendations that fall on the low end, many adults don’t get the amount of vitamin D they should. What do you recommend?ĪNSWER: Understanding how much vitamin D you need can be confusing because there are different recommendations about how much vitamin D adults should get. One doctor told my husband that everyone living in the Northern Hemisphere should take a vitamin D supplement every day, even in the summer.


DEAR MAYO CLINIC: I have heard different recommendations from different sources regarding vitamin D.
