Neoflex® is a joint health supplement formulated with glucosamine, chondroitin, and MSM (methylsulfonylmethane),the key building blocks for many of the physical structures of the joints including tendons, ligaments, cartilage and synovial (lubricating) fluid. The dosage levels in Neoflex® have been used in research studies that support glucosamine, chondroitin* and MSM's** ability to maintain joint health.