Iron status
Ferritin
Iron stores. It also rises with inflammation, so read it next to CRP. Lower results are the ones to watch.
What commonly moves it
- Iron deficiencyLow stores or poor delivery limit red-cell production and thyroid conversion.
- Absorption problemGut permeability or low stomach acid limits iron, B12 and fat-soluble uptake.
- Hepcidin
What it can affect downstream
These are commonly described physiological relationships, shared for education. They are not a diagnosis and cannot account for your medications, history, or symptoms — discuss your results with a licensed clinician.
Watching Ferritin over time?
Dose Compass charts each draw, flags meaningful moves, and helps you prepare questions for your clinician.
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