Tribulus terrestris comes from a flowering plant found all over the world. It has been used for many years in Indian and Chinese medical practices and is also known as gokshura. These supplements have been used to treat infertility, erectile dysfunction, and sexual desire problems. Tribulus terrestris is a natural -enhancing supplement, and as such, it is a great option for those looking to boost levels without using synthetic ingredients to do so. While these supplements have been shown to boost levels overall, the supplement is mostly used to improve sexual health and well-being.