L-Ascorbic acid can reduce the activity of tyrosinase, preventing melanin production, also to restore the formation of melanin, the same time restore and lighten pigmentation. To prevent damage of ultraviolet stimulation of the skin, prevent skin aging, and help the formation of collagen. To increase skin firmness and elasticity, and significant improvement of the dark skin tone, fine lines, pores and other skin problems. Skin be more supple and resilient.