High iron content in the body has been linked to cancer and heart disease.
People of European origin, sometimes have a genetic abnormality for storing excessive iron (1:300) where ten percent of these populations carry a gene for hemochromatosis.
Men are at risk of iron toxicity if they supplement their diet with iron. According to the Institute of Medicine at the National Academy of Sciences men should only intake 8 mg of iron a day versus the 18mg women should take daily until they turn 50 and drop daily intake to 8mg.
Iron supplements are the leading cause of death in children – so keep the supplements out of the reach of children A fatal dose for children could be as little as 600 milligrams. Iron can be poisonous and if too much is taken over a long period could result in liver and heart damage, diabetes and skin changes.
Large iron supplementation may also contribute to the hardening of arteries, heart disease and reducing zinc absorption.
Iron toxicity symptoms
Iron toxicity causes nausea, vomiting, damage to the lining of the intestinal tract, shock, and liver failure, and is a leading cause of death among children.
Chronic iron overdose, or excessive iron storage, can cause a variety of symptoms including loss of appetite, fatigue, weight loss, headaches, bronze or gray hue to the skin, dizziness, nausea, and shortness of breath.
It is generally believed that chronic iron toxicity occurs only in people who require regular blood transfusions, take iron supplements, or in those with genetic iron storage.