This is the first time this relationship has been found. The scientists speculate that too much iron may promote the formation of free radicals. These are rogue molecules that can injure the cells lining the artery walls, damage the heart muscle, and increase artery clogging LDL-cholesterol. The results of this study must be confirmed, and duplicated using women, before nutritionists will be making any recommendations about dietary iron or supplements. But regardless of the outcome, you may still want to stop using iron supplements.
Iron supplements are usually a waste money.
Most people get plenty of iron from a balanced diet that includes liver, eggs, fish, green leafy vegetables, nuts, and beans.