Eating foods high in fiber is essential for a healthy digestive system. Eating the right foods that are high in fiber is the key. So we have assembled a list of the top foods that are scientifically proven to give you a more healthy stool. One healthy habit you can start today is to properly chew your food. When you are ready to swallow your food, there should be no clumps. This method makes the food easier on your digestive system and will ensure a well formed stool.