Glucosamine is a major structural component of joint tissue, & is rarely round in natural food sources Easy to swallow coated tablets Quality assured food supplement With Vitamin C to support the normal function of Cartilage Glucosamine is naturally found in the joints of the body but rarely found in natural food sources. It is a major structural component of joint tissue. Glucosamine is the basis of the synthesis of several important macromolecules, including glycoproteins, glycolipids and glycosaminoglycans. These macromolecules can be found in the synovial fluid, cartilage, tendons, ligaments and muscles.