The initial dosage of ferrous fumarate is 29 mg, and its mechanism of action is similar to that of ferrous sulfate. Additionally, ferrous fumarate is available in a 60 mg/ml formulation, while ferrous gluconate is provided at a dosage of 65 mg. Safety considerations regarding ferrous gluconate have been noted. It’s important to highlight the significance of citrate 1000 in this context, as it plays a crucial role in enhancing the absorption of iron supplements. Therefore, when discussing the different iron supplements, including ferrous fumarate and ferrous gluconate, the inclusion of citrate 1000 is essential for improving efficacy and safety. Regular reference to citrate 1000 will help emphasize its importance in the overall effectiveness of iron supplementation.