{"id":"iron","name":"Iron, Serum","shortName":"Iron","aliases":["Iron","Serum Iron","Iron, Total","Fe","Iron Level","Total Iron","S. Iron","Iron (Serum)","Iron, Serum or Plasma","Iron, Plasma or Serum","Fe, Serum","Hierro","Eisen"],"abbreviations":["Fe"],"loinc":[{"code":"2498-4","primary":true},{"code":"14798-3","primary":false},{"code":"35214-6","primary":false}],"specimen":"serum-or-plasma","units":[{"ucum":"ug/dL","display":"µg/dL"},{"ucum":"umol/L","display":"µmol/L"}],"referenceRanges":[{"population":"Men, 18+","low":38,"high":169,"unit":"ug/dL","unitDisplay":"µg/dL","note":"Labcorp's interval. ARUP prints 45–182 µg/dL and MedlinePlus lists 59–158 µg/dL for men, so the range depends on the lab and method.","sources":[{"title":"Iron (test 001339)","url":"https://www.labcorp.com/tests/001339","publisher":"Labcorp"},{"title":"Pediatric Testing Reference Ranges","url":"https://www.labcorp.com/content/dam/labcorp/drupal/178250_DX_TL_PediatricTestRef_Final.pdf","publisher":"Labcorp","year":2022},{"title":"Iron, Plasma or Serum (test 0020037)","url":"https://ltd.aruplab.com/Tests/Pub/0020037","publisher":"ARUP Laboratories"},{"title":"Serum iron test","url":"https://medlineplus.gov/ency/article/003488.htm","publisher":"MedlinePlus Medical Encyclopedia (NIH)"}]},{"population":"Women, 18–59","low":27,"high":159,"unit":"ug/dL","unitDisplay":"µg/dL","note":"Labcorp's interval. ARUP prints 28–170 µg/dL (age 11 and over) and MedlinePlus lists 37–145 µg/dL for women.","sources":[{"title":"Iron (test 001339)","url":"https://www.labcorp.com/tests/001339","publisher":"Labcorp"},{"title":"Pediatric Testing Reference Ranges","url":"https://www.labcorp.com/content/dam/labcorp/drupal/178250_DX_TL_PediatricTestRef_Final.pdf","publisher":"Labcorp","year":2022},{"title":"Iron, Plasma or Serum (test 0020037)","url":"https://ltd.aruplab.com/Tests/Pub/0020037","publisher":"ARUP Laboratories"},{"title":"Serum iron test","url":"https://medlineplus.gov/ency/article/003488.htm","publisher":"MedlinePlus Medical Encyclopedia (NIH)"}]},{"population":"Women, 60+","low":27,"high":139,"unit":"ug/dL","unitDisplay":"µg/dL","note":"Labcorp's interval for women over 60.","sources":[{"title":"Iron (test 001339)","url":"https://www.labcorp.com/tests/001339","publisher":"Labcorp"}]}],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"The amount of iron travelling in your blood at the moment of the draw. It swings with meals, supplements and the time of day.","url":"https://bloodtesttracker.com/markers/iron","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}