Some people lose excess fat on high protein diet than an expensive carb or high fat diet. It requires energy to digest food stuff. Consuming one gram of protein (5.65 calories) yields only documents.0 calories of energy. One gram of fats (9.4 calories) yields 8.9 calories of calorie consumption. One gram of carbohydrates (4.1 calories) yields 4.0 calories of energy. You lose nearly 30% for this energy when...