Ascorbic acid, the scientific name for vitamin C, supports immune function. Eating ascorbic acid-rich foods helps your immune system work properly.

Skip the supplements and add these healthy foods to your diet. While many people fill in nutritional gaps with supplements that fulfill their specific vitamin needs, it's also a good idea to add some ...

Broccoli is packed with vitamin K, but several other foods provide even more. Explore the top 10 vitamin K-rich foods that support bone strength, blood clotting, and heart health.

Vitamin C doesn’t just belong in skincare products—it works even better when you eat it. Scientists discovered that vitamin C ...

Medically reviewed by Paria Sanaty Zadeh, PharmD Vitamin C can increase the absorption of iron, an essential mineral. Vitamin ...

Vitamin C toxicity is rare, but daily doses over 2,000 milligrams may cause unpleasant side effects like digestive issues, headache, and skin flushing.

It's officially cold and flu season, which means our immune systems will be working overtime. You've probably heard that now is a good time to load up on vitamin C, which supports immune function so ...