... scavengers in human body. Many names refer to this set of bioflavonoids, including OPC's, Oligomeric Procyanidolic Complexes, leuco anthocyanin, ... blood vessel walls would double in strength only hours after eating them. His discovery was made in 1948. In 1951, ... It is an proven antioxidant,and it help fight the effects of everyday stress,healthy cholesterol levels,healthy blood pressure,Vein and ...