Cold flour is a common food in daily life, and does not have the efficacy and function of treating diseases, which can provide the body with carbohydrates and other nutrients. Cold noodles are gelatinous substances made from various starches, in which every 100 grams of cold noodles contain 166 kJ of energy, 90.5 grams of water, 8.9 grams of carbohydrates, 0.2 grams of protein and 9 milligrams of calcium and other nutrients, which can replenish a certain amount of energy and nutrients for the organism after moderate consumption. The main ingredient of cold noodles is carbohydrate, excessive intake may lead to weight gain and cause obesity and other problems. For diabetic patients and weight loss patients need a small amount of intake, so as to avoid excessive intake of obesity, elevated blood sugar and other phenomena. It is recommended to eat cold noodles with vegetables and meat to ensure the nutritional balance of food.