Glucosamine is a naturally occurring sugar-related nutrient, which is important in normal joint function. Glucosamine is produced within the body; however as people age the capacity to manufacture sufficient levels of glucosamine is reduced. Glucosamine is not present in significant amounts in most diets. Supplemental sources are derived from the shells of shrimp, lobster, & crab. Glucosamine sulphate may help to support healthy joints. 3 tablets of Glucosamine Sulphate 2KCL 1500mg provides 1131mg Glucosamine Sulphate & 888mg Glucosamine Base.