Grapefruits are good sources of vitamin C, but foods like red acerola cherries, red bell peppers, and guavas have even more of the nutrient.

Most mammals produce their own vitamin C using an enzyme called GULO. Around 60 million years ago, humans lost this ability, ...

Pumpkin, sweet potatoes, and carrots are among the foods highest in beta-carotene, a powerful antioxidant the body converts ...

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

“While oranges may have a slight edge in vitamin C content, both fruits are excellent choices for supporting your immune ...

Some supplement manufacturers also caution that vitamin C may chelate copper, meaning it could reduce how well the mineral is absorbed. If you take both supplements, it may help to avoid large doses ...

Both types of juice contain immune-supporting vitamin C, while orange juice may show more promise for heart health overall, with less risk of drug interactions.

Healthy food isn’t only about calories or filling your plate with leafy greens and fruits. It’s about achieving a balance of ...