On top of that, steroids can harm the liver, reduce your body's good cholesterol, and lead to abnormal enlargement of breast tissue. Steroids can negatively impact moods, a condition known as "'roid rage," and they can lead to acne development. This doesn't sound too attractive, right?Testabolan CYP When trying to increase muscle mass, snack on protein-rich foods prior to working out, and again after you finish.