Two-time Emmy Award and Golden Globe Award winner Jim Parsons was nominated for another Emmy Award in 2012 for his role as Sheldon Cooper in T... More...
1 -Outer layer of the grain that contains fiber, antioxidants, B vitamins, phytochemicals, and 50-80% of minerals in grains like iron, copper, zinc, magnesium. - 2  middle largest layer containing mostly carbohydrates, protein, and small amounts of some B vitamins and minerals.
Grains also provide B vitamins, folate, magnesium, selenium and iron. Most Americans get enough grains, yet not enough are whole grains. Refined grains lack the fiber, iron and B vitamins whole grains contain. Because of this, the USDA recommends that at least half of the grains you eat are whole grains.