Glycation...a natural process responsible for the binding of sugar molecules with protein fibers in the skin causing the fibers to become stiff and brittle. This reaction results in signs associated with visible skin aging: loss of elasticity, sagging, wrinkle and UV damage. Elysee's YouthSpan A.G.E. Control Gel Therapy Masque helps to improve tired, dull and lackluster skin with a combination of vitamins, carbohydrates and amino acids to help optimize the skin's own natural defenses to fight the look of premature aging. This luxurious beauty treatment gel helps to fight the topical signs of fatigue caused by glycation and oxidative stress.