Ferritin
Ferritin is a protein that stores iron inside cells.
Why it matters: Ferritin levels reflect how much iron the body has in storage. A high result does not always mean iron stores are high — inflammation, infections and autoimmune conditions can raise ferritin too.
Source · Cleveland Clinic — what it is, why it matters, what moves it, related conditions
May increase with:
May decrease with:
What is Ferritin?
Ferritin is a protein that stores iron inside cells.
What might a high or low Ferritin mean?
Ferritin levels reflect how much iron the body has in storage. A high result does not always mean iron stores are high — inflammation, infections and autoimmune conditions can raise ferritin too.
What is the typical reference range for Ferritin?
The general-population reference range shown here is 30 – 400 ug/L. Reference ranges describe the general population and are not a personal target — discuss your results with your physician.
What can affect Ferritin?
It may be higher with: Hemochromatosis, Inflammation, Autoimmune conditions, Infections, Liver damage, Chronic kidney disease, Diabetes, Some cancers. It may be lower with: Too little iron in the diet, Poor iron absorption, Blood loss, Pregnancy, Frequent blood donation.