Vitamins like C, D, E, and B6 may help kill harmful microbes and increase your body's ability to fight off infections.

From sharper vision to glowing skin, vitamin A is the unsung hero of your health. Dive into its benefits, sources and why ...

That’s because our body doesn’t make enough of the stuff in the darker months as sunlight decreases. Vitamin D is key to ...

Many of us consider taking extra vitamins during the cold season to boost our immune systems, though the additional vitamins may not help as much as we hope, say experts. High-dose vitamin supplements ...

Coming in as the most vitamin A–rich food, three ounces of pan-fried beef liver contain 6,582 micrograms (mcg) of the vitamin ...

When we think of an easy way to incorporate vitamin C into our diets and give our bodies an immunity boost, we think of oranges. But few people know that there's another fruit packed with the ...

Your body can’t make vitamin A on its own, so it relies on certain foods or supplements to get it. (Getty Images) Vitamin A might not be the buzziest nutrient out there, but it plays an important role ...

Recent immunology research has unveiled the complex relationship between vitamin D and immune system function. This vital nutrient is involved in the development and function of the immune system, ...

Milk is another drink that is often fortified with vitamin D to help us get this valuable nutrient. Like orange juice, milk is not a natural source of vitamin D, but the FDA allows manufacturers to ...

Vitamin E is especially great for boosting your immune system and is also important for the health of your heart, brain, eyes ...

Children’s immunity is frequently challenged by fluctuating weather and infections. Supplements are only good as a supplement ...