Glucosamine Chondroitin Complex with MSM Promotes Healthy Joints and Connective Tissues The Next Generation in Glucosamine-Chondroitin Products!Glucosamine Chondroitin Complex with MSM provides four important building blocks for healthy joints and connective tissue: glucosamine, chondroitin, bioavailable sulfur (MSM), and vitamin C. Glucosamine, an amino sugar, is an essential structural component of glycosaminoglycans, large linear molecules that help lubricate joints, nourish cartilage and