D-Glucosamine sulphate is widely used as a dietary supplement to support joint health, particularly in managing osteoarthritis. It helps in the maintenance and repair of cartilage, reducing pain and improving joint mobility. Additionally, it is often included in veterinary medicine to support joint health in animals. Some studies suggest it may also have anti-inflammatory properties, making it beneficial for conditions involving inflammation. It is commonly found in oral supplements, creams, and combination products aimed at promoting overall joint function and comfort.