Official Latin Name: Pinus strobus Common Name:Pinus maritima, P. pinaster,white pine,French Marine Pine Bark Extract, French Maritime Pine Bark Extract, Leucoanthocyanidins, OPC, Oligomeric Proanthocyanidins, PCO, Pinus maritima, Pinus pinaster, Procyandiol Oligomers, Procyanodolic Oligomers, Pycnogenol, Pygenol Part Used:Bark Pine Bark is a circulatory stimulant and mainly used as an herbal treatment to overcome or prevent the onset of colds and flu by increasing circulation. White Pine Bark is used as an expectorant and is also used as a tea for bronchitis, colds, coughs, and influenza. It is also a diuretic and is said to have a beneficial effect on the urinary tract. Procyanidins are dimers and oligomers of catechin and epicatechin and their gallic acid esters. Procyanidins are widely distributed in the plant kingdom and, in addition to being found in grape seeds, are found in cocoa and chocolate, apples, peanuts, almonds, cranberries, blueberries and in the bark of pines, among other plant sources. Specification: Oligomeric Proanthocyanidins.95%UV-VIS(OPC.Antioxidant)