Fiber acts as a natural cleaner to your digestive tract. When you have foods that are high in fiber the fiber content of those foods that becomes waste will also kind of act like a cleaner, moving easily through your intestines and scooping up any other lost particles with it.
Constipation Relief
You should try to have around 30 grams of fiber a day in your diet if you want to have optimal digestive health. This means packing your diet with foods like whole grains, vegetables and fruits. Seeds, nuts and beans also fit in this category.