Tribulus 1500 contains an extract of Tribulus Terrestris. Tribulus Terrestris is a fruit-producing Mediterranean plant that's covered with spines. It is most commonly used to enhance athletic performance, for body building, for heart and circulatory conditions, and for sexual issues. It takes about 1,000 lbs of raw Tribulus Terrestris to make just 40 lbs of Tribulus 1500! APS Nutrition's Tribulus 1500 is designed to increase the body's natural testosterone levels in order to build more muscle. Increased levels of testosterone can also be beneficial towards a man's sexual performance, libido, and fertility. All of APS Nutrition's products are GMP certified, and created with the highest quality ingredients money can buy. Customer satisfaction is what APS cares about the most, and customer satisfaction is guaranteed. Give Tribulus 1500 a try and start seeing real results, fast.