OPC-3® Chews are in a class of their own when it comes to antioxidant chews. The formula for OPC-3 Chews includes five of the most powerful bioflavonoids currently known to research scientists, including the most clinically researched pine bark extract, Pycnogenol®. OPC-3 Chews provide a variety of health benefits, including cardiovascular and immune support, maintenance of joint flexibility and much more.* Perfect for travel or busy days, OPC-3 Chews provide you with all of these benefits in a delicious and convenient soft chew alternative, using natural flavors, colors and sweeteners.