Start your day with meals that contain protein and carbohydrates . Eggs contain zinc , which aids in metabolism and growth , and vitamin B12 . You ca n't go wrong with a sandwich after a workout -- it 's got everything in a hand-held package . Peanut butter is affordable , versatile , and satisfying . Granola is a great on - the - go snack .
Start your day with meals that contain protein and carbohydrates . Eggs contain zinc , which aids in metabolism and growth , and vitamin B12 . Peanut butter is affordable , versatile , and satisfying . Granola is a great on - the - go snack .