Vitroman Cistanches uses "ginseng of the desert" that are rich in minerals and amino acids. The herb is gentle and not harch to the body. It promotes alertness, enhances metabolism, energizes the body and health. It is formulated with maca that grows at high altitudes in the Andean highlands of Peru. Maca is rich in amino acids, glycosides, alkaloids, macaene, macamide, is known as natural vitality food for men.