More vitamin C equals shorter colds? Most people think that upping your vitamin C intake after you've caught a cold helps you ...

Another drawback to vitamin C being water-soluble is that it's easily lost through urine. Caffeine is a stimulant and has a ...

Topical vitamin C and retinol both provide anti-aging benefits to your skin, and combining them may compound their effects.

Medically reviewed by Elizabeth Barnes, RDN The common cold is typically caused by respiratory viruses, which antibiotics ...

After testing and reviewing dozens of formulas, we ranked the best Korean vitamin C serums for every single skin type from ...

Finding a quality vitamin C serum that actually yields results is chef's kiss. But landing one that's affordable too?

But vitamin C is one of those actually necessary ingredients. The antioxidant promises to do everything from fading dark marks to fighting free radicals (which break down collagen) to diminishing ...

Dr. Luke points out the moisturizing properties as one of the main benefits of vitamin E, which makes sense given that it’s ...

Supplements and injections are effective ways to treat vitamin B12 deficiencies. These are the benefits and potential risks ...

Learn how we test. ‘Tis the season…to catch a cold or the flu. Vitamin C is touted as one of the best immune-boosting supplements on the market, which explains why search around ‘vitamin C deficiency’ ...

Vitamin C has long been a staple in many a makeup bag, helping to keep skin looking bright, clear and youthful. Not ...