Ephedra has always been a “magic word” in today’s field of medical technology. What was once known as an extract or preparation from a traditional Chinese wonder herb we know most commonly as Yellow Hemp or Ephedra sinica, has now been carefully studied by experts and transformed into effective supplements that are massively distributed into the market. But what is really in Ephedra that makes it a key factor in achieving that ideal, athletic body? Ephedra may come from a variety of species of the known plant, but the preparation always contain the most common compounds that makes Ephedra a great medical discovery for athletes and fitness enthusiasts alike. Known to provide thermogenic effects through stimulating activities in the body, specifically in the brain, heart, blood vessels and lungs, the compounds ephedrine and pseudoephedrine are determined to be the most important compounds that make up an Ephedra preparation. And because these effects are just what people need to sustain their workouts and hard trainings, everyone expects each Ephedra infused supplement to contain at least these two active compounds at healthy and effective dosages.