Because the weight is100g, which is very close to the nutritional value of rice and flour. Bread and noodles are products made of flour, but cooking oil is needed to make bread, so the nutritional value of100g bread will be slightly higher.
I. Nutrition of100g rice.
100g white rice contains about 65% water, 25? 27% starch, 2.5-3% protein, 0.3-0.5% fat, and other micronutrients, but the content is very small.
Second, the nutrition of 100g noodles.
Every 1 00g of noodles contains: 6g of protein, 35g of fat1g, and 35g of carbohydrate, with a total calorie of about160kcal.
Iii. Nutrition of 100g bread.
Every 100g bread contains a lot of calories, in addition to protein, carbohydrates, fat and a small amount of vitamins. Bread is mostly made of nuts or grains, rich in dietary fiber and minerals, and has a good effect on human health, and most of them contain less oil.
Fourth, summary.
From the above nutritional analysis, the nutritional value of bread will be slightly higher than that of rice and noodles. Moreover, these three foods will not make people fat, so they are relatively healthy foods. The so-called nutritional value is nothing more than the level of protein, vitamins and trace elements in a certain food. Specific to100g of rice, flour and bread, its main components are carbohydrates, and the content of vitamins is very low, and the rest is to compare the content of protein. Protein content of rice itself is lower than that of flour, with protein content of about 7%, while high gluten flour is used for bread, protein content is about 13%, medium gluten flour is used for noodles, and protein content is about 9%.