Iron supplements come in different forms, such as ferrous sulfate, ferrous gluconate, and ferric citrate. Ferrous sulfate is the most common form and has the highest amount of elemental iron per ...

It plays a significant role in forming hemoglobin, an element responsible ... The most common types of iron supplements available are ferrous sulfate, ferrous gluconate, and ferrous fumarate.

Ferrous gluconate is a gentler alternative and is a good option for those who experience side effects from more potent formulations. Although it contains less elemental iron (about 35 mg per ...