Iron is a mineral and the most abundant trace element in the human body. It is an important part of the red blood pigment hemoglobin and thus responsible for transporting oxygen to the cells. In addition, iron plays an important role in the immune system and in the formation of certain enzymes.

Iron is found in meat, whole grains, green vegetables and fruits, and the recording will be promoted by Vitamin C. Even in industrialized countries iron deficiency is common, but rarely occurs a severe deficiency. Mainly affects women, as they increasingly lose by menstruation iron. The causes are inadequate consumption of iron-containing foods, unbalanced diet, pregnancy or blood loss. This can lead to anemia, fatigue, weakness, headache and brittle hair and nails.