Generally speaking, losing 1-2 A Jin Week by exercise and diet control is a relatively healthy speed, but you can hardly say 4 kg of pure fat, because it is a problem to maintain muscles during fat loss, and you have been on a serious diet in the early stage, and your basal metabolism has dropped a lot, and your muscles have also lost a lot. It is not recommended to set the threshold of 1 month.

The bad result of your previous diet is that it is very easy to rebound, and it will be more serious after the rebound, and it is difficult to stick to it. Correct dietary intake of calories and daily intake of calories form a calorie difference of 250-400 calories per day, which is a relatively healthy diet control. Diet can adopt Mediterranean diet, and it is suggested that protein should be more and GI carbohydrate should be lower.