主食,是我们餐餐都离不开的食物。然而,即使是我们最熟悉的食物,人们也可能对它存在诸多的误解。误解一:主食热量高,吃多了容易发胖。这个观点已经深入人心,但事实并非如此。1克脂肪产生9千卡的热量,1克碳水化合物和1克蛋白质分别产生4千卡的热量。而主食是以碳水化合物为主,因此说主食热量高是没有道理的。其实很多主食不但热量不高,还可以提 Staple food, we can not do without food meal. However, people may misunderstand even the most familiar food. Misunderstanding one: The staple food is high in calories, eat more easy to gain weight. This view has gained ground, but this is not the case. 1 gram of fat produces 9 kilocalories of calories, 1 gram of carbohydrates and 1 gram of protein, respectively, yielding 4 kilocalories. The staple food is based on carbohydrates, so that high calorie staples is unreasonable. In fact, not only many calories are not high, you can mention