Dictionary Definition: refined grains
- refined grains
- Any grain that is not a whole grain is a refined grain. This includes grains and grain products missing the bran, endosperm, and/or germ. Many refined grains are low in fiber and enriched with iron, niacin, riboflavin, and thiamin and fortified with folic acid as required by U.S. regulations. Some examples of refined grain products are white flour, white bread and tortillas, and white rice.