Discover the best dietitian-recommended vitamin C supplements ideal for boosting immunity, supporting skin health, and ...

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

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

Vitamin C enjoys an almost mythical status in the wellness world. From fighting off colds to boosting collagen production, this essential nutrient plays crucial roles throughout the body. However, the ...

Results from a randomized phase 2 clinical trial show that adding high-dose, intravenous (IV) vitamin C to chemotherapy doubles the overall survival of patients with late-stage metastatic pancreatic ...

Vitamin C may not cure the common cold but regular intake from natural sources can help boost immunity and shorten recovery ...

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

Laura Schober is a writer and editor specializing in health, food, wellness, beauty, and lifestyle content. Laura is also a seasoned communications professional who has previously worked in the ...

Vitamin C has been crowned the ultimate immune-boosting, anti-aging wonder vitamin, leading millions of people to megadose on supplements while slathering high-concentration serums on their faces ...