Banana
Banana is called as food for children. Bananas are easy to digest and are a rich source of potassium. This mineral is usually lost during vomiting, sweating diarrhea, which can lead to potassium deficiency. Eating a banana helps in preventing the deficiency of this mineral, and as it digests easily, so the stomach does not need to utilize much energy in digesting it.
Studies have shown that water-soluble fiber is found in fruits to help relieve digestive stress and inflammation in patients. The fiber is known as pectin.