Thin limbs, looks like a big belly, belly fat consumption is very slow. In addition, if you want to grow a muscle diet, it is not only as simple as increasing protein, but also important in other aspects. For example, vitamins and carbohydrates should not be too low. If it is muscle gain, there is no need to be oil-free. Your first task now is to increase muscle and then reduce body fat. Generally speaking, it is impossible to lose fat and gain muscle at the same time.