L-Carnosine is a natural antioxidant that prevents the mutual cross-linking of collagen and has a significant inhibitory effect on lipid oxidation caused by free radicals and metal ions. At the same time, L-Carnosine can effectively remove reactive carbonyl substances (RCS) – a substance that causes the loss and reduction of protein and cell function, slowing down the aging process. Mainly used in anti-aging skin care products.cosmetic，