Source Naturals Ultra Joint Response contains key amounts of MSM and glucosamine, along with potent antioxidants and nutrients, to provide a comprehensive formula for joint health. MSM, glucosamine and vitamin C help to lubricate and ease joint movement, while herbal extracts such as boswellia, stinging nettle, aloe vera and horse chestnut provide soothing support. Many people are unaware that healthy joints and ease of movement are dependent on a variety of interrelated factors. Ultra Joint Response offers broad spectrum support to the musculoskeletal system with structural building blocks and tissue production cofactors. It also aids the body’s mechanisms for soothing relief and antioxidant defense.