These include ferrous sulfate, ferrous gluconate, ferrous fumarate, and ferrous citrate. Ferronyl is another form of iron that is better absorbed and commonly used in treatment of iron deficiency anemia.
[header] How to treat iron deficiency anemia [title] Choose a ferrous iron supplement. [step] Iron can exist in two ionic forms: ferrous and ferric. Ferrous supplements are better absorbed than ferric.