Buckwheat flour has the function of losing weight. Buckwheat is rich in trace elements and dietary fiber, which can promote gastrointestinal peristalsis and facilitate food digestion and absorption. Buckwheat flour contains nicotinic acid, which can promote metabolism, lower cholesterol, promote fibrinolysis and prevent cardiovascular diseases. It is best not to eat corn tortillas with starch in buckwheat noodles at night, so as not to turn into fat and accumulate in the body, causing obesity. Losing weight requires proper exercise every day and paying attention to diet control.