Hemoglobin is a protein in red blood cells that plays a crucial role in carrying oxygen from the lungs to the different parts of the body. The protein also helps in the transportation of carbon dioxide from the tissues to the lungs, where it is exhaled. The iron in hemoglobin imparts the characteristic red color to the blood and is very important for binding oxygen. If one does not have enough hemoglobin, the tissues and organs in one's body will not get enough oxygen to work properly, leading to fatigue and other complications. Healthy hemoglobin levels are necessary for energy, proper functioning of the brain, and overall well-being.

Iron is the raw material that enables the production of hemoglobin. Lean red meat, poultry, fish, spinach, kale, beans, lentils, and iron-fortified cereal

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