Glucosamine is a natural amino acid monosaccharide and is one of the components that make up joint cartilage1,Under normal circumstances, the body use glucosamine for cartilage repair. However, when cartilage becomes less flexible or even begins to break down, it causes pain.2
Glucosamine comes in several forms, including glucosamine hydrochloride, glucosamine sulphate, and N-acetylglucosamine. Glucosamine sulphate includes crystalline glucosamine sulphate and non-crystalline glucosamine sulphate.3