Endless Beauty had a chat with Richard F. Eisen, M.D., board certified dermatologist at South Shore Skin Center and Spa, about the secrets behind vitamin C serums and it's worth a look over. Antioxidants are good for our skin as they help repair damage. Vitamin C serums act as an antioxidant preparation, he explains,to help prevent and reverse damage to the cells in the skin such a sun spotting and acne scarring. It should be put on before applying moisturizer. Mommy Living Life delves into its usage as a reverser to signs of aging, promoting collagen to fill in fine lines and wrinkles and tighten your skin. What are you're experiences with Vitamin C serum? Which are your favorites?