what is caused by low iron
Here we will look at the symptoms of low iron, and the things you can then do to increase it again. Low iron is not the only cause of anemia. Likewise anemia can be caused by a low amount of B12 or folic acid which are also used to create red blood cells. Low Iron Symptoms (Anemia). Lethargy. Oxygen is used in the body for energy. As it is reactive it is used to help break the bonds in glucose and release the energy that we need, and likewise it is used to break down fat.