Excessive iron consumption can cause stomach pain and upset, nausea, diarrhea, constipation and vomiting, according to WebMD. Though iron is an important supplement, too much of it can be dangerous.Continue Reading
One of the side effects of too much iron is blackened teeth, explains WebMD. High doses of iron over 60 milligrams per kilogram may be fatal to children. Too much iron is poisonous and may cause issues, such as distress in the digestive system, extremely low blood pressure, liver failure and death. There may be a link between high iron intake and heart disease.
Men and women over the age of 51 should get 8 milligrams of iron per day, recommends WebMD. Women between the ages of 19 to 51 should get 18 milligrams of iron a day, and pregnant women should get a minimum of 27 milligrams of iron each day. Unless a person is iron deficient, he should not take more than 45 milligrams of iron in a day. Though too much iron can be detrimental, too little iron is also dangerous and may cause anemia. Taking iron along with other medications can reverse the effects of anemia, however, as it helps the body produce more red blood cells.Learn more about Side Effects