A little more about each and how to utilize them: Testosterone Crazy bodybuilders don’t inject themselves with anabolic steroid hormones that are based on testosterone for nothing. Among other roles, testosterone is an important muscle-building growth factor that favorably affects protein synthesis in addition to working with other hormones (like GH and IGF-1) to improve their function (more on gym this later). If you want to increase strength and build muscle, testosterone is absolutely required (don’t worry, though: no injections necessary!). Growth Hormone It’s right there in the name, isn’t it? Growth hormone. It helps muscle grow and, perhaps more importantly, it burns body fat.
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