They Help Lower Cholesterol Because oat bran replaces flour in the muffins, they're extremely high in soluble fiber. The soluble fiber in oat bran binds to cholesterol in the blood and helps flush it from the body. In January 1997, the FDA passed a unique ruling that registered oat bran as the first cholesterol-reducing food.   They Help Promote Weight Loss Because they're high in fiber and protein, the muffins promote weight loss by reducing cravings, stabilizing blood sugar levels, and by providing a prolonged feeling of fullness along with a steady boost of energy. The muffins also contain no oils or trans-fats.   They Strengthen the Immune System and May Prevent Cancer The soluble fiber in the muffins activates white blood cells that can recognize and kill tumor cells, remove cellular debris resulting in oxidative damage, speed up recovery of damaged tissue, and further activate components of the immune system.   They Alleviate Constipation Because the muffins are extremely high in soluble fiber, they assist in regulating bowel function and alleviate constipation—a health problem that can lead to a number of bowel diseases, including colon cancer.