Ferritin is a protein that stores iron in the body and releases it when the body needed.
Read moreFerritin is an intracellular protein that serves as the primary storage form of iron, helping regulate its levels and prevent toxicity from free iron. Measuring ferritin levels in the blood reflects the body's iron stores, making it a useful marker for diagnosing iron deficiency (such as anemia) or iron overload (such as hemochromatosis or chronic inflammation).