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Iron Blood Test

Type

Blood Testing

Biomarkers

4

Duration

30 min

Results

48 hours

Accurately assess your iron levels with One Day Tests' Iron Blood Test.

The Iron Blood Test from One Day Tests is an essential diagnostic tool for evaluating your body's iron levels, which are critical for numerous bodily functions, including the production of red blood cells and oxygen transport. Imbalances in iron levels can lead to various health issues, such as fatigue and weakness in the case of deficiency, or organ damage if there is an overload. This test provides a detailed analysis of your iron status by measuring serum iron, ferritin, and total iron-binding capacity (TIBC) in your blood. Conducted in a CQC-accredited laboratory, the Iron Blood Test offers a prompt and precise assessment, with results usually returned within 24 hours. It is particularly beneficial for individuals experiencing symptoms related to iron imbalance, those with conditions affecting iron absorption, or anyone interested in a thorough check of their iron health.

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

A 12-hour fast is preferred, as iron levels fluctuate with food and supplements. Water is permitted. Pause iron supplements for 24 hours beforehand unless your doctor advises otherwise.

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.

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.

Transferrin mg/dL

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

C-Reactive Protein (CRP) mg/L

A protein produced by the liver in response to inflammation. CRP rises rapidly during infection, injury, or inflammatory conditions. It's a general marker — elevated CRP signals inflammation but doesn't pinpoint the source.

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Price
£47.20 £59.00

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Category
Diagnostic
Sample Type
Blood draw
Duration
30 min
Results
48 hours
OneDayTests

OneDayTests

Quick access to same-day medical testing with fast results for better health decisions.

£47.20