Alguronic acid is the tradename created for an undetermined mix of polysaccharides produced by microalgae clogging filters in algae cultures. The tradename has been coined by Solazyme. The indeterminate mix of chemicals is claimed to function to protect the microalgae, and has been processed and formulated in a range of products. In 2011, the acid was introduced to the market as an active ingredient in a commercial product called [http://www.algenist.com/ Algenist] anti-aging skincare formulas.
Alguronic acid is not a technical name referring to a single polysaccharide, but a mix of algae extracts claimed to have anti-aging benefits for the skin.