While its reputation is at times dismissed as folklore or the efforts of orange juice marketing campaigns, vitamin C’s ...

Millions of years ago, our ancestors lost the ability to make vitamin C. It’s long been unclear why. But Dallas researchers may have uncovered an explanation — and it involves parasitic infections.At ...

Learn which supplement is best for preventing and treating respiratory viruses, how to take them, and side effects to watch ...

Here are four practical ways to boost vitamin C in your diet: Eat more citrus fruits: Oranges, grapefruits, tangerines and ...

Medically reviewed by Amelia MacIntyre, DO Key Takeaways Vitamin C can boost your immune system by stimulating white blood ...

Vitamin C enhances iron absorption, and taking vitamin C with some other nutrients may help enhance the effects of each.

Orange juice contains more than 100% of the daily recommended amount of vitamin C for adults, but juice made from guavas, ...

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

Vitamin C doesn’t just belong in skincare products—it works even better when you eat it. Scientists discovered that vitamin C from food travels through the bloodstream into every layer of the skin, ...

Oranges may be iconic, but when it comes to Vitamin C, kiwi quietly steals the crown, making it a smart addition to your ...

Scientists at Children's Medical Center Research Institute at UT Southwestern (CRI) have discovered a benefit of vitamin C ...