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

Vitamin C is essential to the body, as we can’t produce it ourselves – and you better get enough, if you don’t want your ...

Find out how vitamin C and vitamin D function in your body, their role in immune defense, and how much you may need for optimal support.

Vitamin E is an antioxidant powerhouse that helps boost eye, skin, and immune health—and you might be surprised how abundant it is in some of your favorite foods.

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