Tribex contains, without a doubt, the highest quality, most potent, legal, Testosterone-boosting compounds available, period! The goal is to stimulate the body to increase its own Testosterone levels all the way up to what's considered high normal (+1000 ng/dl). And not only that, but do it in a way that's not inhibitory, like steroids are. The secret to the success of Tribex is found in its super potent, one-of-a-kind extract of genuine, Bulgarian Tribulus terrestris and real Avena sativa.