C Refiner Vitamin C Serum with SPF 50 is a two-in-one daily 20% vitamin C serum with sheer zinc sunscreen that immediately brightens and protects skin from harmful UV rays and environmental stressors while reducing and preventing dark spots, fine lines, and wrinkles. | BeautyStat Universal C Skin Refiner 20% Vitamin C Brightening Serum + SPF 50 Mineral Sunscreen, . , 1 oz | Dermstore