A product by Cellucor Review Overview - What does Cellucor C4 do? First launching in 2010, Cellucor C4 has become one of the most well known Pre-Workout products in the world. But what is it that has made this product so popular? Is it how it makes you feel in the gym? Partly, but the placebo effect can be a powerful thing, and we need to be more thorough than … [Read more...]