Dietary Supplement. Free Radical Scavenger. With 300 mg Bioflavonoids. Healthy Inflammatory Response. Vascular Support*. Pycnogenol® Nature s Super Antioxidant Pycnogenol® is a natural plant product made from the bark of French Maritime pine. Pycnogenol® is rich in procyanidins, a special class of water-soluble antioxidant flavonoids which are excellent free radical scavengers. Numerous scientific studies have demonstrated that Pycnogenol® helps to maintain vascular strength and function. In addition, Pycnogenol® has been shown to support a healthy, balanced inflammatory response. Contains no.