Glucosamine and chondroitin sulfate are found readily in the human body, and they are also found in over-the-counter joint supplements, states WebMD. These supplements may reduce the symptoms of arthritis if taken regularly.
Glucosamine and chondroitin supplements are available over the counter in most pharmacies and health food stores, states WebMD. The supplements may help ease the pain of arthritis by providing the body's joints with compounds they need to stay healthy. There are conflicting scientific studies surrounding both of these compounds. Some scientific studies have shown that there are no benefits to taking these supplements, while others have shown that patients may find some relief from their pain if they take a daily dose of glucosamine and chondroitin.