glucosamine.” My comments: Dennis Franks, the Philadelphia Eagles captain a while back, is a big promotor of OPC-3 as well as Glucosatrin, a product for healthy joints and bones. Dennis got banged around playing football during his sports career and has some joint issues and uses and promotes both of the products himself. … osteoarthritis OPC-3 knee pain joints dennis franks sports injuries football relief pycnogenol antioxidants free radicals anti-inflamitory cholesterol level healthy …