Solgar Gentle Iron is a unique form of Iron that has superior absorption and is gentle on the digestive system without unpleasant side effects of constipation and digestive discomfort. Iron deficiency is common especially in vegetarians, female athletes and the elderly. Iron requirements also increase greatly during pregnancy and breastfeeding and can be difficult to attain through diet alone. Signs of Iron deficiency include fatigue, shortness of breath, dizziness, poor immunity and cracks in the corner of the mouth. Iron is an important component of hemoglobin, the protein that carries oxygen from the lungs to all tissues of the body and promotes iron rich blood. Iron promotes normal red blood cell production and supports energy utilization. This formulation provides an advanced, patented form of iron which is non-constipating and gentle on the stomach. Low iron levels are an important health concern that can be easily addressed using Solgar Gentle Iron. It is important to have your iron levels checked before taking iron supplements.