Since 1947Natural Component of the BodyNon-GMOGluten, Wheat & Dairy FreeK-ParveDietary SupplementMade with BioCell CollagenHyaluronic Acid is a polymer made of repeating units of glucuronic acid and N-acetylglucosamine. The glucuronic acid and N-acetylglucosamine within Hyaluronic Acid are connected through Beta 1-3 and Beta 1-4 linkages. Hyaluronic Acid is naturally found in the deeper layers of our skin know as the dermis.