n-acetyl-glucosamine-anti-aging.jpg New research indicates that glucosamine, a well known compound for treating arthritis can actually help stop the formation of new age spots, and help fade existing ones. "These findings on glucosamine may impact the way dermatologists treat Ultra Violet, related skin damages in the future, according to Alexa Kimball, M.D., assistant professor of dermatology, Harvard Medical School and lead researcher on one of the studies testing glucosamine.

The International Consensus on Glucosamine Skin Benefits 2006, a group consisting of top dermatologists in the world and Procter & Gamble beauty scientists convened in Rome to review and discuss the glucosamine data. The panel determined that n-acetyl glucosamine, a more stable form of glucosamine, reduced the amount of melanin in skin cells, which means there was less excess pigment in the skin to cause age spots. Additionally, the panel concluded that a formulation of n-acetyl glucosamine and niacinamide, a vitamin B derivative, significantly reduced the amount and appearance of hyperpigmentation, age spots and uneven melanin distribution.