“On rare occasions, vitamin and mineral deficiencies can cause skin bruising,” notes Howard E. LeWine, MD, Chief Medical ...

As far as nutrients go, vitamin D is one of the most widely useful—but oft-overlooked—things we put in our bodies. For instance, “there are more than 200 known functions of vitamin D in the body,” ...

Allison Herries, RDN, is a registered dietitian for a telehealth company. In her role, she provides nutrition education and counseling to help her clients set and reach their personal health goals.

Vitamin C is like sunscreen for your eyes: It helps protect them from UV damage. The more time you spend outside and under the sun, the greater the risk for damage. According to the American Academy ...