... blood vessels. These actions benefit people with heart disease and cancer.An alternative source for PCOs is Pycnogenol (pik-NODGE-en ... can help by protecting besieged muscle cells from damage.Deter cancer. The antioxidants in grape seed extract work hard at helping ... and progression of cancers of the lung, breast, stomach, prostate, colon, skin and other body parts may be stalled as a ...