No, losing 20 kilograms a month is too harmful to the body, and not everyone can do it. It is good to lose weight with a goal, but losing 20 kilograms a month is contrary to medical common sense and harmful to the body. It is reasonable to lose weight every month and lose 2-5 kg. It is suggested to make clear the weight loss goal, make a good plan, and avoid losing 20 pounds every month. Because of the large reduction of fat, it will produce a lot of acid, which is easy to induce gout and even kidney damage.