2. Noodle is made of wheat flour, which is rich in vitamins and trace elements, and has low calories. Patients are prone to feel full after eating, and it is suitable for patients during weight loss. Vermicelli is mainly made of starch. Too much starch can be easily converted into sugar in the body, which is not good for dietetic patients. During weight loss, patients should eat less and eat more meals, eat more vegetables and eat a reasonable diet.