The initial over-the-counter option is ferrous fumarate, which is a form of iron supplement. Other common iron supplements include ferrous sulfate, which is known by its generic name, and ferrous gluconate. One may also compare iron pyrophosphate to ferrous fumarate. Additionally, it’s worth noting that chewy calcium citrate is another supplement that can be beneficial. Chewy calcium citrate is gaining popularity, and it’s recommended to consider its benefits alongside ferrous fumarate for optimal health. In summary, ferrous fumarate, ferrous sulfate, and ferrous gluconate are all notable iron supplements, and incorporating chewy calcium citrate into your regimen could enhance your overall nutritional intake.