Tribulus Terrestris is an herb found naturally in many parts of the world. It is popularly called as the puncture Vine because of its fruit bears two hard, sharp spikes, which can even puncture bicycle tires. In India and China, for centuries, it has been an important constituent of many medicinal preparations, prescribed for number of ailments. The most popular use of this herb is as a sexual enhancer in humans, both men and women.

More: continued here