Pure Encapsulations Pycnogenol is a pine bark extract that provides antioxidant support to promote the health of blood vessels and overall vascular health. Pycnogenol helps stabilize collagenous membranes and support vascular integrity. Highly-researched pine bark extract to support cognitive function and cardiovascular health Antioxidant support for vascular health Supports vascular integrity Made with hypoallergenic, vegan ingredients