Fat loss constipation may be caused by poor dietary habits, lack of water in the body, abuse of diet pills and other reasons. It is recommended to improve the symptoms by adjusting the diet structure, replenishing water in time, and using probiotic preparations to regulate the intestinal flora. 1. Bad dietary habits: In the process of weight loss, some people deliberately reduce food intake, especially food rich in dietary fiber, resulting in a decrease in the amount of feces, so that the feces stay in the intestine for a long time, which increases the phenomenon of constipation. It is recommended to pay more attention to scientific weight loss, eat less and more meals, try to eat some food rich in fiber, more can improve the symptoms of constipation. 2. Lack of water in the body: for weight loss people like to do some strenuous exercise, sweating will increase, after sweating, not timely replenishment of water, may also lead to dry stools, constipation phenomenon. It is recommended to avoid strenuous exercise, try to aerobic exercise, usually also need to pay more attention to the intake of sufficient water. 3. Abuse of diet pills: some people want to lose weight, blindly use diet drugs, may also lead to intestinal flora imbalance, increase the chance of suffering from constipation. It is recommended that the use of intestinal flora under the guidance of a doctor to regulate the treatment of drugs, such as: bifidobacteria, Bacillus licheniformis and so on. Fat loss constipation, it is recommended to go to the hospital in a timely manner, after the doctor’s interview, according to the patient’s specific situation, to develop an appropriate treatment program.