吃香蕉的四大禁忌1、未熟透的香蕉易致便秘香蕉未成熟时,涩得不能下咽,这源自香蕉中含有的大量的鞣酸。鞣酸具有非常强的收敛作用,可以将粪便结成干硬的粪便,从而造成便秘。2、过量吃香蕉可引起微量元素比例失调香蕉中含有较多的镁、钾等元素,这些矿物质元素虽然是人体健康所必需的,但若在短时间内摄入过多,就会引起血液中镁、钾含量急剧增加,对健康产生危害。此外,多吃香蕉还会因胃酸分泌大大减少而引起胃肠功能紊乱和 Four taboos bananas 1, unripe banana easy to cause constipation Bananas immature, astringent can not swallow, which is derived from the banana contains a lot of tannic acid. Tannic acid has a very strong convergence effect, can be stool dry stool, resulting in constipation. 2, excess banana can cause imbalance of trace elements Banana contains more magnesium, potassium and other elements, although these mineral elements are necessary for human health, but if the intake of too much in a short time, it will cause blood Magnesium, potassium content increased dramatically, the health hazards. In addition, eating bananas will also lead to gastrointestinal disorders and gastric acid secretion greatly reduced