Each globulin chain contains an important central structure called the heme molecule. Embedded within the heme molecule is iron that is vital in transporting oxygen and carbon dioxide in our blood. The iron contained in hemoglobin is also responsible for the red color of blood.Hemoglobin also plays an important role in maintaining the shape of the red blood cells.mbedded within the heme molecule is iron that is vital in transporting oxygen and carbon dioxide in our blood. The iron contained in hemoglobin is also responsible for the red color of blood. Hemoglobin also plays an important role in maintaining the shape of the red blood cells.
Beet Pulp (beet pulp, dried molasses and beet pulp, dried, plain) - the dried residue from sugar beets. Chicken-the clean combination of flesh and skin with or without accompanying bone, derived from the parts or whole carcasses of chicken or a combination thereof, exclusive of feathers, heads, feet and entrails.
Pet foods are one of the most highly regulated products in the U.S., and the quality and safety of our products are our top priority. Hereâs everything you need to know about where our dog foods are manufactured: Of all Purina pet food products sold in the U.S.A., 99 percent are made in the U.S.A.. Not only are the vast majority of our dog foods made in the U.S.A., but we also source most of our ingredients in the U.S.A. too. Absolutely!