Exopolysaccharide obtained through biotechnology by fermentation of a marine bacterial strain that belongs to Pseudoalteromonas sp. Hyadisine^® marine ingredient is rich in the same monosaccharide (glucuronic acid) as hyaluronic acid (HA), with a high water retaining capacity, conferring similar cosmetic benefits on the skin. Naturality according to ISO 16128 - 99.5% natural origin content.