iS Clinical Hydra-Cool Serum - 1 oz. is a special soothing, anti-blemish serum formulated to rejuvenate, hydrate, and soothe the skin. This refreshing, powerful, penetrating serum combines superior antioxidants with essential botanicals and bio-nutrients that help minimize mild acne symptoms. This product is designed to treat all skin types and all ages. It is gentle enough for the most sensitive skin. It is paraben-free.