For diarrhea, cook an apple with a banana, all cut up. Sugar and water. It looks like a dessert. It regulates everything, not even medicine cured me when I had an intestinal infection, it was the apple and banana. It is a beautiful dessert and medicinal. This recipe was recommended by a gastro doctor, for when you are sick with your intestines, in the case of diarrhea.

And this recipe is simple. Just cut the bananas into slices and the chopped apples, put them to cook with sugar. The two fruits create some water; However, we can add water as needed, creating a syrup. And, let it cool and eat during the period of feeling unwell.
Note: never stop seeing a doctor, even if he does not accept the prescription.
The Brazilian Apple Club Clarifies
An apple a day keeps the doctor away. This popular saying carries with it a truth. Consuming an apple daily can help reduce the risk of chronic diseases, improve digestion and strengthen the immune system due to the nutrients in the apple.