healthy sources of complex carbohydrates
Excellent Sources of Complex Carbohydrates. Complex carbohydrate foods are basically those in wholegrain form such as wholegrain breads, oats, muesli and brown rice.Complex carbs are broken down into glucose more slowly than simple carbohydrates and thus provide a gradual steady stream of energy throughout the day.roducts that contain a large portion of these staple ingredients are usually a good high complex carbohydrate source, see the second list. Still, the best way to provide your diet with complex carbohydrates is to consume foods in their most natural state such as oatmeal, bran and brown rice.