... plateau area, harvested time: 6 ~ 10 months properties: tan powder identify: (1) saponins positively reaction (2) TCL: thistles saponins ... , drying, laying a fruit, remove impurities product description: tan powder effective ingredients: thistles saponins (soap Angle nucleoside). Main specifications: ... 30-45% thistles saponins extract Tribulus Terrestris (40-90%) direct supplying from our factory !!!