Pycnogenol by Schiff/Bio Foods.Pycnogenol is the name of a trademarked compound with antioxidant properties that comes from the bark of the French Maritime Pine tree. Proanthocyanidins are concentrated in pine bark and grape seeds and have powerful antioxidant properties, which allows them to bond to free radicals and stop them from causing damage to cells. Pycnogenol Enhances maintain a healthy cardiovascular system.