OLIMP Tribusteron 60 containing powdered aqueous extract of puncturevine Tribulus terrestris is a source of glycosides steroid saponins mainly protodioscins & protogracillin & also diosgenin ruscogenin gitogenin & tigogenin plant alkaloids harman derivatives harman & harmine & bioflavonoids. Bioactive substances contained in the Tribulus terrestris extract have a documented anti microbial anti inflammatory immune stimulant & also anti cancer action & lower the choles