is oat bran a prebiotic?
Oats. Whole oats are a very healthy grain with prebiotic benefits. They contain large amounts of beta-glucan fiber, as well as some resistant starch. Beta-glucan from oats has been linked to healthy gut bacteria, lower LDL cholesterol, better blood sugar control and reduced cancer risk ( 41 , 42 , 43 , 44 , 45 ).