Magnum TRT => magnesium, fenugreek, longjack, and zinc these ingredients have all been demonstrated to help increase natural testosterone levels, with plenty of scientific research to support them (done on humans too, and not just rats). By combining all four ingredients, Super Test has the best chance of helping to increase your testosterone levels, and thereby helping you gain muscle or have a more active sex life. http://healthy4order.com/mens/magnum-trt/