iS Clinical C & E Serum Advance+ .5 oz. is regenerative, anti-aging serum with a super-powered formulation that helps diminish fine lines and wrinkles, smooth uneven skin texture, fight free radicals, protect against UV damage, improve cell integrity and encourage collagen production. This product also increases elasticity for a more supple skin tone and texture. This product both hydrates your skin and provides antioxidant protection. It is paraben-free.