Apexatropin One of the keys to maintaining a healthy sex life is keeping your testosterone levels up. After researching various over the counter testosterone boosting supplements online, we came across one that stood out from the rest. Vitrix, which is sold through various online retailers and physical stores, is a Apexatropin which uses 100% all natural ingredients and is designed to start working quickly. While this is not strictly a male enhancement type supplement, using it should help to boost your libido dramatically. Let's take a look at some of the active ingredients and my results.