What are glucosamine and chondroitin sulfate used for?
These supplements have been used to treat osteoarthritis (OA) in Europe since the 1980s, while they have only gained popularity in the United States since the 1990s to manage OA. They are intended to be used only by people with OA. Those with rheumatoid arthritis, gout, lupus or other diseases should not use these substances.
