What is glucosamine sulphate potassium glucosamine is produced naturally in the body however there are no major food sources of this substance glucosamine is a major structural component within joint tissue found in synovial fluid tendons ligaments and muscles glucosamine sulphate potassium benefits glucosamine is the starting point of the synthesis of several important macromolecules including glycoproteins glycolipids and glycosaminoglycans who is glucosamine sulphate potassium sui