NIB Skin Better Science Alto Advanced Defense and Repair Serum The new gold standard in comprehensive (environmental and intrinsic) antioxidant 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.