食物的消化时间,是指食物停留在胃内的时间。简单从营养成分来讲,淀粉、糖的胃排空速度最快,只需1个多小时;脂肪的胃排空速度最慢,需要6个多小时;蛋白质居中,约3个多小时。有时吃完一顿饭没过多久就觉得饿,有时一餐后觉得肚子胀,到了下顿饭也没食欲。这是因为一餐中的搭配出了问题。主食:精米消化快,粗粮能扛饿主食中主要是淀粉。但看似差不多的淀粉,在人体内的消化吸收却大不相同。研究发现,用精米白面制作的米饭、馒头、面条、面包等食品消化吸收速度极快,甚至与白糖的吸收速度相差无几,其中消化最快的白粥,完全消化 Food digestion time, refers to the time the food stays in the stomach. Simple terms from the nutritional content, starch, sugar, the fastest gastric emptying speed, just over 1 hour; fat gastric emptying the slowest speed, take more than 6 hours; protein, about 3 hours. Sometimes after a meal, I feel hungry, and sometimes I feel belly bulge after a meal, to the next meal nor appetite. This is because there is a problem with a meal. Staple food: rice digestion fast, coarse grains can carry hungry staple food is mainly starch. But seemingly similar starch, digestion and absorption in the human body is very different. The study found that with rice flour, rice, bread, noodles, bread and other food digestion and absorption speed very fast, and almost the absorption rate of sugar is almost the same, one of the fastest digestized digestion, complete digestion