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Iron Utilization

Meaning

The complex, multi-step biological process encompassing the absorption of dietary iron, its transport throughout the body, its storage in cells, and its ultimate incorporation into functional proteins like hemoglobin and Iron Cofactor Enzymes. This entire pathway is tightly regulated by the peptide hormone hepcidin, which governs iron export from cells. Efficient iron utilization is paramount for maintaining sufficient oxygen delivery, supporting mitochondrial respiration, and ensuring robust hormonal synthesis and metabolism. Impairment in any stage of this process, even with adequate intake, can lead to functional iron deficits.