August 2, 2007 12:46am CST
Sources of Dietary Fiber Vegetables, fruits, grains, and legumes constitute a rich source of dietary fiber. Composed of the indigestible cell walls of plant material, fiber acts like a scouring pad to cleanse and flush the digestive tract. Studies claim it helps eliminate cancer-causing chemicals and may decrease the amount of cholesterol in the blood stream. Pick (the)your right food.