... % UV,Appearance:yellowish-brown powder Tribulus Terrestris P.E.saponins 20%,40%,50%,60% UV,Appearance:yellowish-brown powderTribulus Terrestris P.E ... origin: seed of Tribulus terrestrisAppearance:yellowish-brown powderActive ingredient:Saponins 20%,40%,50%,60% UVCAS-No.: 8047-15-2Usage: Tribulus Terresteris is ... and it's not a hormone. Tribulus Terrestris P.E. 40%~90%