Tribulus Terrestris is an herb that has been extracted for its saponin and alkaloids isolated and utilized to heighten libido. It has been used as an effective anabolic product in athletic training and development.
Studies involving 212 males confirm that this product increases libido, frequency and strength of erections and sexual reflexes (recovery from sexual activity). Other positive changes include reduced cholesterol levels, and positive psychological effects such as improved mood and increased self-confidence. No adverse effects were noted in clinical studies, and additional animal research demonstrated no adverse effects on the central nervous or cardiovascular systems.
In males, tribulus terrestris increases libido, improves strength or erection and spermatogenesis, and may increase testosterone. In women, it likewise increases libido, improves ovulation effect, decreases the vasomotor symptoms accompanying menopause, reduces apathy and aggressiveness.