It's useless, just clear the night, and losing weight can't have any good effect, even if it is reduced, it will rebound soon. And you can't drink it often, which is bad for your health! Only by losing weight healthily and not rebounding is the most effective. Don't take diet pills. These diet methods only lose your water and muscles, and will soon rebound and become fat. Only by controlling diet, eating three meals normally, eating less greasy food, eating more foods with high protein and cellulose, drinking more water and exercising more. Don't eat for 4 hours before going to bed at night. The most important thing is to remember not to eat high-calorie food, not to smoke and drink less. Naturally, you will gradually lose weight.