Prebiotic foods are high in a type of fiber that passes through your gastrointestinal tract undigested and feeds your friendly gut bacteria, stimulating their growth and activity. A diet rich in prebiotic fiber helps you cultivate a healthy population of friendly bacteria in your gut and prevents the growth of unhealthy bacteria. Feed your friendly flora regularly with these prebiotic foods, examples include:
Almonds
Asparagus
Bananas
Barley
Beans and lentils
Cashews
Chickpeas
Endive
Garlic
Greens – beet, mustard, turnip
Jicama
Kiwifruit
Leeks
Oats
Onions
Whole wheat