Super-potent antioxidant serum that helps shield the skin against the effects of internal and external free radicals. Vitamins C and E, plus 17 additional free-radical fighters combined with a new, patented antioxidant brings a new level of comprehensive defense. Why You'll Love It: Helps improve the appearance of skin dullness, redness and overall tone and texture, for brighter, more radiant-looking skin. All skinbetter science products are dermatologist tested, paraben free, fragrance free, dye free, and cruelty free.