The SkinMedica Lumivive System is designed to provide a bio-barrier against Blue Light and other environmental aggressors, keeping them from damaging skin during the day whilst recharging the essential repair process at night. These products are clinically proven to work together to improve the appearance of skin tone evenness and help restore stressed skin, resulting in a more luminous complexion. | SkinMedica Lumivive System + HA5 Rejuvenating Hydrator Duo | Dermstore