Now Foods, Pycnogenol Extra Strength, 150 Mg, 60 VegCapsProduct Description Pycnogenol is a unique combination of proanthocyanidins derived from the bark of the French maritime pine. Pycnogenol is a potent free radical neutralizer, a healthy, balanced immune system response, and promotes the production of collagen, hyaluronic acid, and nitric oxide. That pycnogenol can help to maintain healthy eyes, skin, and joints, and normal vascular structure and function. Product Benefits Balanced Immune Response.