Eating banana can not relieve constipation, but can lead to high tannic acid content

Business Club December 29 news banana contains a lot of tannic acid, which has a strong astringent effect It can form excrement into dry and hard excrement, thus causing constipation In daily life, many people think that eating bananas can moisten the intestines and relieve constipation, so some people with constipation will often eat bananas However, banana can't solve constipation for some people, on the contrary, it causes constipation No wonder constipation patients often wonder: why the more bananas you eat, the more difficult it is to defecate? Because banana can not play the role of moistening intestines and defecating As we all know, when the banana is immature, its skin is greenish green, peeled off, and it is too astringent to swallow Ripe bananas, astringent and clean, soft waxy sweet, loved by children and the elderly Banana is a tropical and subtropical fruit In order to facilitate preservation and transportation, when picking a banana, you can't wait for it to ripen, but you have to pick it when its skin is green The bananas we eat in the north are ripened after ripening The astringency of raw banana comes from the tannin in banana When banana ripens, although it can't taste astringency, tannin still exists Tannic acid has a very strong astringent effect It can form excrement into dry and hard excrement, thus causing constipation The most typical is the elderly, children eat bananas, not only can not help defecate, but also can have obvious constipation There are many foods that can moisturize intestines and relieve constipation, such as apple, sweet potato, corn and other coarse grains Apple is rich in dietary fiber pectin, so apple can play a two-way regulatory role in defecation When defecate secret knot, eat more apples can play the role of moistening intestines and defecating Apple pectin can absorb 2.5 times of its own volume of water, making feces soft and easy to discharge, which can relieve constipation When defecation diarrhea, apple pectin can absorb the water in the feces, make the thin stool thickened, so as to play the role of diarrhea Apple's "two-way regulation" function is very soft, especially for the elderly and infants In addition, sweet potato, corn, oats, buckwheat and other coarse grains are rich in dietary fiber, which also has the effect of preventing constipation.