At the end of each P90X or Insanity Workout, you'll see either Tony Horton or Shaun T tell you to drink your Recovery Formula, and then they'll grin and take a swig from their glass of exactly that. 'Results and Recovery' formula sounds pretty good, but what does it do, exactly, and why should you drink it? Is it meant to just hydrate you, or is it some fancy kind of protein shake, or what? Should you invest in this drink, or give it a pass? Well, today we're going to look into the science behind this drink, and give you the low down. So read on!