Stimulate & renew all skin types with CosMedix Elite's Refine RX, a highly potent retinol resurfacing serum that combines 1.5% pure Retinol with Sodium Hyaluronate to dramatically refine & renew the skin's appearance while boosting elastin and locking in moisture. Elevated with CosMedix's exclusive AGP Retinol Complex (12%) and a blend of free radical-fighting antioxidants, this powerful & highly concentrated anti-ageing serum helps to encourage skin renewal to help reduce the appearance of fine lines, wrinkles and imperfections for visibly healthy and youthful-looking skin.