"The role of diet pills varies from person to person. Some people take diet pills to lose weight. First of all, diet pills contain ingredients that inhibit appetite, mainly by affecting neurotransmitters to control appetite, thus reducing the intake of other high-calorie foods, effectively reducing the accumulation of calories and fat, and having a certain effect on weight loss. Secondly, there are laxatives in diet pills. By using diet pills, we can increase the frequency of defecation, reduce waste and water in the body, detoxify and relax the bowels, so as to achieve the purpose of losing weight. In addition, diet pills contain diuretics. By taking diet pills and taking diuretics, excess water in the body is excreted, which is beneficial to the body's weight loss. Need to pay attention to the side effects of some people using diet pills. They should adopt a scientific weight loss method combining active and healthy diet with exercise to lose weight. It is not recommended to take diet pills to lose weight. "