
Isotonix OPC-3 is the best OPC because it contains Pycnogenol. Known as the Super Antioxidant, it is fast becoming popular among individuals seeking perfect health. OPC antioxidants are considered the most powerful antioxidants available to humans. OPC-3 (Oligomeric Proanthocyanidins) is derived from grape seed extract, pine tree bark, and other sources. OPC-3 antioxidants have the...









