It is recommended to eat less oil and salt in food every day, eat more steamed or cooked porridge, and don't eat those high in sugar and fat. First of all, dieting is not recommended. Dieting is harmful to the health. It is best to combine exercise and do it regularly every day instead of fishing for three days and drying the net for two days. If you are in good health, you can eat less, you must eat breakfast, you can skip dinner, and you must exercise a lot. If you lose weight easily, you can lose 20 pounds in almost 20 days. If you don't lose weight easily, you should be able to lose weight 10 kg in 20 days. You must stick to it and don't give up. Basically, you can lose weight in three months at the longest. Haste makes waste. Don't try to lose weight quickly, it will dampen your confidence. Give yourself more encouragement every day, have a good attitude and stick to it. I hope you can succeed.