Vitamin D can help with everything from bone growth to reducing inflammation. It's naturally present in some foods, added to others and produced when skin is exposed to sunlight.
For most people, eating a regular, balanced diet and getting enough sunlight will keep them within the optimal range of vitamin D levels, experts say. That means eating fish like salmon and tuna, eggs with yolks and some cheeses. However, people living in places with limited sunlight may find it more difficult to meet their vitamin D needs.
There's some controversy about whether vitamin D supplements are necessary. Follow the link to find out who may need an extra source of the vitamin and which supplements are best.
