Dietary supplement. Helps rebuild cartilage & ease pain. Revolutionary joint support system. Joint-Rx is the most comprehensive product on the market for supporting cartilage and joint function. Joint-Rx addresses all critical aspects of promoting joint health, using only the highest quality ingredients. -Crystaline Glucosamine HCL (99%). -Methyl Sulfony Methane (MSM). -Nexrutine. -Turmeric Extract 95%. -SAMe. -Boswelia Extract 65%. Joint Rx contains crystalline glucosamine HCL, which is stabilized to facilitate maximum absorption into the bloodstream and is much more effective than glucosamine sulfate. Chondroitin sulfate is another common ingredient found in other joint products, but it is poorly absorbed. Joint-Rx contains a more expensive low molecular weight (LMW) chondroitin sulfate, which clinical evidence demonstrates is safe and significantly more bioavailable and effective. Joint-Rx also contains other key ingredients, including Nexrutine, Turmeric extract 95%, SAMe and Boswelia extract 65% that function as a joint support matrix and provide benefits related to COX-2 inhibition.