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Iron Check

Type

Blood Testing

Biomarkers

4

Duration

30 min

Results

48 hours

Simple iron test to diagnose anaemia or monitor iron deficiency.

An iron studies panel measures how much iron is in your blood and how well your body is storing and transporting it. Iron is essential for producing hemoglobin — the protein in red blood cells that carries oxygen throughout your body. The panel typically includes serum iron, ferritin (your body's iron storage protein), transferrin or TIBC (total iron-binding capacity, measuring transport capacity), and transferrin saturation. Both iron deficiency and iron overload can cause serious health problems. Iron deficiency is the most common nutritional deficiency worldwide, causing fatigue, weakness, and impaired cognitive function. Iron overload (hemochromatosis) can damage the liver, heart, and pancreas.

Key Details

Biomarkers
4 iron markers
Fasting Required
Yes, for accurate serum iron
Sample Type
Blood draw
Turnaround
24–48 hours
Common Use
Anemia diagnosis, iron overload screening

Who Is This For?

Anyone experiencing unexplained fatigue, weakness, dizziness, or shortness of breath. Women with heavy menstrual periods, who are at higher risk of iron deficiency. Athletes and endurance sports participants, who lose iron through sweat and foot-strike hemolysis. Vegetarians and vegans who may not get enough dietary iron. People with a family history of hemochromatosis (hereditary iron overload).

What's Included

Serum iron
Ferritin (iron storage)
Transferrin / Total iron-binding capacity (TIBC)
Transferrin saturation percentage

Preparation Required

Fasting for 10–12 hours before your appointment is recommended for accurate results (water is fine). Avoid alcohol for 24 hours and intense exercise for 12 hours before the blood draw. Morning appointments are ideal for consistent hormone and glucose readings. The blood draw typically takes 5–10 minutes.

Biomarkers Tested

4
Iron (Fe) µg/dL

A mineral essential for oxygen transport (in hemoglobin), energy production, and immune function. Serum iron measures the amount circulating in blood, but ferritin and TIBC provide a more complete picture of iron status.

Transferrin mg/dL

Transferrin is a protein that binds and transports iron in the blood. Abnormal levels can indicate iron metabolism disorders.

Transferrin saturation %

The percentage of transferrin (iron-transporting protein) that is carrying iron. Calculated from serum iron and TIBC. Low saturation indicates iron deficiency; high saturation may indicate hemochromatosis (iron overload).

Ferritin ng/mL

The primary iron storage protein. Ferritin reflects total body iron stores and is the first marker to drop in iron deficiency. However, ferritin also rises with inflammation, infection, and liver disease, which can mask true iron deficiency.

Frequently Asked Questions