Gaspari Nutrition’s® Tribulus is the premier option for those looking for the most powerful Tribulus Terrestris extract available on the market. As with all Gaspari products, Tribulus is made using only the highest quality active ingredients, providing users with unmatched levels of the powerful steroidal saponins naturally found in Tribulus Terrestris. Daily use of this incredible herb may help augment your sex drive, increase lean muscle mass, and enhance strength and power.