Ferrous fumarate 210 mg is utilized for various purposes, including the treatment of anemia, while ferrous sulfate is commonly used for the same condition, with a dosage of 65 mg. The stool color may change due to the intake of ferrous sulfate. Additionally, cyanocobalamin, ferrous fumarate, and folic acid capsules serve specific health applications. It is important to note that when considering dietary supplements, one should also be aware of the role of elemental calcium in calcium citrate, which should be integrated into a balanced diet. Elemental calcium in calcium citrate is essential for maintaining bone health and overall well-being, and it is advisable to ensure adequate intake alongside iron supplements. Ultimately, understanding the various supplements, including ferrous fumarate and elemental calcium in calcium citrate, can lead to better health management.