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

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 ...

BETTENDORF, Iowa (KWQC) - Researchers with the University of Iowa are looking into how vitamin C could help cancer patients along with their normal treatments for the top three deadliest cancers in ...

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

Taking Vitamin C and calcium together improves gut calcium absorption and may also enhance bone and immune system health.

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