Need to up your iron intake? Well, this list of the top 12 iron-rich foods should help! Generally speaking, foods with an iron content of 1 – 5 mg per serving size are considered to be “good” sources of iron, and those with more than 5 mg of iron per serving are considered to be “excellent” sources of iron. The following 12 foods are not only the highest in iron, but are also found at most grocery stores and can be easily incorporated into your diet.