100g of rice has a sugar content of 5.8 mg, white flour has a sugar content of 2. 1 mg, millet has a sugar content of 3.2 mg and corn flour has a sugar content of 4.3 mg. Rice is mainly starch, which contains about 75%, because the processing precision of rice is high now. Except starch and a small amount of fat (2%) and protein (7%), all other ingredients are lost in the processing. You can add more coarse grains to your daily diet, which are low in sugar and low in fat and cholesterol, such as stem rice, buckwheat, oats, various beans, medlar, yam and so on.