Iron, or Fe, is an extremely important mineral for our body, for growth, development, and maintenance of our immune system. Women, especially pregnant women, often suffer from iron deficiency. Iron contributes to the formation of red blood cells and hemoglobin, plays a crucial role in oxygen transport, cell growth, cell division, and many other biochemical processes in the body. Iron deficiency can lead to anemia, jeopardizing your health. Symptoms of anemia include general weakness, fatigue, paleness, dizziness, palpitations, and shortness of breath, as well as brittle fingernails.