Groats are the hulled grains of various cereals, such as oats, wheat, barley or buckwheat (which is actually a pseudocereal). Groats are whole grains that include the cereal germ and fiber-rich bran portion of the grain as well as the endosperm (which is the usual product of milling). Groats from oats are a good source of avenanthramide
Wheat germ is a concentrated source of several essential nutrients including Vitamin E, folate (folic acid), phosphorus, thiamin, zinc and magnesium, as well as essential fatty acids and fatty alcohols
Steel ground yellow cornmeal, common mostly in the United States, has the husk and germ of the maize kernel almost completely removed. It is conserved almost indefinitely if stored in an airtight container in a cool, dry place.