3. Protein
A slice of 12 grain offers 5 filling grams of protein, which is slightly less than a 6-ounce container of unsweetened yogurt or one whole egg.
4. Vitamins and Minerals
One slice of 12 grain bread provides 40 grams of calcium for healthy bones, 3 grams of fiber to assist with digestion, 1 milligram of iron (or 6% of your recommended daily value) for energy and proper blood flow, and 1.6 grams of niacin to help lower LDL cholesterol and raise HDL cholesterol levels.