What to keep in mind about this common vitamin. — -- intro: Most people know a thing or two about vitamin C, like that it’s in orange juice, or that without it you can develop scurvy (as sailors ...

Medically reviewed by Susan Bard, MD Use vitamin C in the morning and retinol at night to avoid skin irritation.Vitamin C protects against photodamage and should be applied before applying ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

Vitamins D and C both play important roles in immune health, but will either prevent you from getting sick? Here's what experts want you to know.

Large doses of vitamin C may provide our lungs with a degree of protection from the harmful effects of fine particles in the ...

Fruits are one of the most natural ways to increase vitamin C intake and support immune health. Learn more about which fruits pack the most vitamin C.

Fact checked by Nick Blackmer Vitamin C is essential for immune function, and most people can meet daily needs through food, ...

Air pollution, particularly fine particulate matter (PM2.5), poses a major threat to our lungs, leading to health issues like ...

Vitamin C has many important jobs in your body, but it’s probably best known for supporting your immune system. Some people wonder if vitamin C is helpful for allergies, which are immune reactions to ...

Whether you’re a longtime devotee to your vitamin C serum, or you’ve yet to incorporate the multi-tasking ingredient into your routine, a vitamin C cleanser might be exactly what you need for a ...

We independently review everything we recommend. We may make money from the links on our site. Learn more› By Rory Evans Rory Evans is a writer focused on skin-care and beauty products. She's tried ...