Orlistat can inhibit the absorption of fats in food by the intestinal mucosa, and these fats will be discharged from the body in their original form, and will become fat with fats on the surface of the stool, and even form fat leaks. Orlistat does not help the body to excrete its own fat, so while taking Orlistat, it is necessary to strengthen exercise to help reduce weight and change body shape, Orlistat also pay attention to minimize the intake of fat in food while taking it. Orlistat is usually not recommended for long-term use, because long-term use may affect the digestive function, or even lead to malnutrition and other situations.