After being kept in clean water for 7 days, people's stomachs will become smaller and their gastrointestinal sensitivity will be higher. Therefore, it is suggested to resume a light diet and eat more meals after eating, which can reduce the pressure on the gastrointestinal tract and avoid gastrointestinal discomfort caused by excessive intake (some users did not follow the instructions in the early stage, which led to gastrointestinal discomfort), and gradually increase the amount according to their own situation. However, controlling eating habits and changing the diet structure is a long-term thing, and it is easy to rebound if it is not well controlled. Because most of the causes of obesity are overeating or improper diet. Clear water health drink itself has no weight loss function, and it only makes people consume their own fat on the body by feeding gastrointestinal flora, so controlling diet is the key to weight control.