Hyaluronic acid is an acidic mucopolysaccharide. With its unique molecular structure and physical and chemical properties, hyaluronic acid has shown a variety of important physiological functions in the body, such as lubricating joints, regulating the permeability of vascular wall, regulating protein, water and electrolyte diffusion and operation, and promoting wound healing. Especially important, hyaluronic acid has a special water-retaining effect, is the best moisturizing substance found in nature at present, and is called the ideal natural moisturizing factor.
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