The best full diet to be in the best shape for football is a combination of the right amount of proteins, carbohydrates as well as fat. This is to provide you with the energy that is necessary for your training. Fresh fruits, baked potatoes, wheat pasta, tuna, grilled chicken breast and assorted vegetables. Protein shakes throughout the day are also recommended. Read more details at http://www.livestrong.com/article/231187-football-workouts-diets/.