The endothelial cells lining your arteries routinely produce a substance called nitric oxide (NO), which is also known as endothelial-derived relaxing factor. As the name implies, this natural compound is another important substance that helps keep your circulatory system in good condition. In order to make this compound, your body combines the amino acid arginine with oxygen under the directions of the enzyme nitric oxide synthase (NOS).

Performa Plus provides the arginine as well as two nutrients, grape seed extract and panex ginseng that have been proven to activate the NOS enzyme. Additionally, grape seed extract is a well known ...