Black Goji grows in the area of high altitude in a dry, clean, no pollution environments .
Black Goji has a plenty of Oligomeric Proantho Cyanidi(OPC),it is a kind of natural substance for removing free radicals in the body. It can slows down aging of the body and cell, and can keep human young and long life.
In addition, Ningxia Pure Goji Biology Technology Co.,Ltd black Goji has 17 kinds of amino acid, 13 kinds of microelement. The contents such as Ca, Mg, Cu, Zn, Fe, higher than red Goji.
The value of medicine and health care also higher than red Goji, is praised as “soft golden”.