If you are looking for your first or thousandth protein powder, there is a good chance that you will lean towards using whey protein. But, why is this? Why don’t people choose casein protein instead of whey? Generally speaking, casein protein is cheaper and tastes better. So, why is it that casein can’t take the reigns as the number one protein powder? We will examine this strange dynamic by giving answers that come from the bodybuilding world.