Ferritin Blood Test Code, Normal Ranges, and What Results Mean
Ferritin test codes, normal ranges by sex, and thresholds: under 30 ng/mL signals deficiency, over 500 ng/mL needs workup for overload or disease.
Ferritin (Lab Test)
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Jul 14, 2025latest review
Ferritin (Lab Test) library
Showing 8 of 8 clinical reviews.
Ferritin: Drugs That Distort This Test and How to Interpret Results Accurately
Medications that raise ferritin include oral and IV iron, methotrexate, estrogen-containing contraceptives, niacin, tamoxifen, amiodarone and alcohol use.
Ferritin: Evidence-Based Ways to Improve Your Levels
A guide to raising or lowering ferritin using diet, supplementation, phlebotomy, and lifestyle changes, backed by clinical trials and society guidelines.
Ferritin: What This Blood Test Actually Measures
Ferritin reflects your body's iron storage capacity, not circulating iron. Learn what normal ferritin levels mean, causes of high and low results, and evidence-based ways to correct abnormal values.
Ferritin: What Your Number Changes About Your Treatment
Learn what your ferritin level means, what counts as normal, and exactly how a high or low result shifts your clinical treatment plan for iron deficiency, hair loss, restless legs, and more.
Ferritin: Which Tests to Order Alongside for a Complete Picture
A clinical guide to the lab tests you should pair with ferritin, including iron panel, CBC, CRP, transferrin saturation, and more, to accurately diagnose iron deficiency, overload, or inflammation.
Optimal Ferritin Levels vs. the Normal Lab Range
Normal ferritin runs 12 to 300 ng/mL, but functional optimal is 40 to 200 ng/mL. See target ranges by sex and why symptoms can persist within normal.
What Should Your Ferritin Level Be? Normal Ranges Explained
Normal ferritin is 30 to 300 ug/L in men and 10 to 200 ug/L in women, but context matters. See what low, high, and borderline results actually mean.