Tribulus Terrestris Extract Powder is made from Natural Tribulus Terrestris Fruit, which is commonly known as Gokshur or Gokhara (puncture vine), the fruit, leaf, and root of tribulus is used in traditional Chinese healthcare supplements. Tribulus Terrestris supplements have recently become popular because of how they may influence male and female health and improve athletic performance. The active ingredients in Tribulus Terrestris extract are Total Saponins and Protodioscin.