Endocalyx Pro is a proprietary, patented dietary supplement that has been clinically shown to maintain a healthy glycocalyx. EndocalyxPro provides the building blocks needed for a strong and vital glycocalyx, strengthening this micro-thin shield that protects the heart, arteries, microcirculation and veins. It helps keep blood vessels slick, smooth and protected inside, from the largest arteries and veins to the tiniest capillaries.