Gives skin volume by holding onto 10,000 x its weight in water & as levels decline with age, skin loses its youthful fullness. (HA) is a polysaccharide & a compound that occurs naturally in every tissue of the body, with the highest concentrations occurring in tissues such as skin, cartilage & eyes. Providing protection to cell structures. Feeding new HA to skin may help hydrate skin's intercellular reservoir, raising skin's moisture level, & smoothing down age lines. Topically, it helps to preserve the characteristics of youthful & healthy skin: suppleness, elasticity & tone.