The serum formula, enriched with Chronolux™ Power Signal technology, is able to be deeply and quickly absorbed into the skin and fight numerous visual signs of aging. The skin looks smoother, more even, youthful and radiant, its tone is evened out. WHILE YOU SLEEP, the serum quickly helps kick-start your skin's natural repair process overnight. The high content of hyaluronic acid helps the skin retain moisture for 72 hours. DURING THE DAY, the serum protects the skin from harmful external environmental influences, acting synchronously with its daily rhythms. It prevents visible damage caused by free radicals and other negative external factors: skin pollutants and microscopic dust, ozone, infrared and ultraviolet radiation. The serum provides 8-hour antioxidant protection against aggressive environmental influences and helps prolong skin youth. Patent until 2033.