It is not recommended to lose weight in this way, and some may be harmful to the body. You can try a healthy weight loss method of exercise and diet control. Exercise every day to keep fit, followed by diet control. Don't eat high-calorie food during weight loss. You can eat less greasy food, eat more coarse grains and eat as few meals as possible. It is suggested that you can add foods rich in dietary fiber, such as Chia seeds, because it will make you feel full and allow you to consume less calories every day, and maintain energy and endurance under the premise of controlling your weight.