Your body needs high quality fuel in order to function at optimal levels, so try to eat food with 5 ingredients or less — the fewer the better! (theeverygirl.com)
Basically, when you crave sugar, it's your body telling you that you need some good quality fuel (protein). (conscious-foodie.com)
Just like a fine - tuned car, your brain needs quality fuel in order to function at its highest ability. (creditdonkey.com)