The combination of Pycnogenol plus citrus bioflavanoids makes NOW's 30 mg Pycnogenol supplement a great product to support circulatory and vascular health. NOW Pycnogenol is a potent antioxidant that protects the structural integrity of delicate capillaries, vessels and arteries. Poor circulation, chronically cold hands and feet and easy bruising are all areas in which NOW Pycnogenol can make a big difference.