Anemia Support Group
Anemia (or anaemia), which literally means "without blood," is a deficiency of red blood cells and/or hemoglobin. This results in a reduced ability of blood to transfer oxygen to the tissues, and this causes hypoxia; since all human cells depend on oxygen for survival, varying degrees of anemia can have a wide range of clinical consequences.
B12 vitamins help with energy levels. Stay away from shake or drink supplements, they tend to have a lot of sugar in them. If you go to GNC they can tell you what Herbals/Vitamins would be the best type of safe OTC stimulant to help with fatigue and lack of energy.