does bananas cause constipation
1 Unripe green bananas cause constipation because they still have a lot of starch, which can be hard for the body to digest.  Bananas also contain fiber (pectin), which draws water from the intestines toward the stool.
1 Ripe yellow bananas â Eating ripe yellow bananas will keep the stool moving through intestines. 2  Unripe green bananas â Eating unripe green bananas will cause constipation due to a high starch content.  It is better to consume ripe bananas in moderation. They contain a large amount of pectin, which binds to the stools.