• Person holding a teal 'Sample Collection Kit' from Optimal You against a gray background
1 3

Iron Profile Blood Test

Iron Profile Blood Test

Detailed iron status check. 5-biomarker blood test. Measures Ferritin, Iron, TIBC, Transferrin Saturation, and inflammation (hs-CRP) for accurate diagnosis.
£119.50
£119.50
Shipping calculated at checkout.
Expected delivery date:
28 Aug Usually ready in 2-3 days.

Product Specifications

Details

Detailed iron status check. 5-biomarker blood test. Measures Ferritin, Iron, TIBC, Transferrin Saturation, and inflammation (hs-CRP) for accurate d

Are you feeling constantly tired, dizzy, or struggling with unexplained low energy? Your iron levels could be the hidden culprit. Iron is a vital mineral required to produce haemoglobin, the essential protein inside your red blood cells that transports oxygen all around your body. It also plays a key role in maintaining your energy levels, regulating body temperature, and supporting a healthy immune system.

Because the amount of iron circulating in your blood fluctuates daily based on your recent diet, simply testing blood iron alone doesn't give you the full story. To get a true, comprehensive evaluation, you need to measure your hidden iron reserves.

The Optimal You Iron Profile Blood Test is a targeted 5-biomarker panel that evaluates your active blood iron alongside Ferritin—the highly stable protein your body uses to store iron reserves. Crucially, our panel also includes a high-sensitivity inflammatory marker (hs-CRP). Since inflammation can falsely elevate your ferritin levels, checking both markers simultaneously allows our doctors to deliver a highly accurate, definitive assessment of your true iron status.

Key Core Benefits

Identify hidden iron deficiencies

Measure absolute iron reserves

Pinpoint chronic fatigue causes

Screen for iron overload

Fast three-day digital results

Low Iron vs. Iron Overload: Why Balance Matters

Both a deficiency and an excess of iron can have severe impacts on your everyday well-being and long-term health:

The Risks of Low Iron

When your iron levels drop too low, your body struggles to deliver adequate oxygen to its tissues, which can eventually lead to iron deficiency anaemia. Common triggers for low iron include blood loss (such as heavy periods or internal bleeding in the digestive tract), pregnancy, a low-iron diet, or absorption issues caused by bowel conditions like coeliac disease or inflammatory bowel disease.

Symptoms include: Persistent tiredness, low energy, shortness of breath, dizziness, weakness, and heart palpitations.

The Risks of Iron Overload

Too much iron can be equally damaging. This can be caused by excessive iron supplementation, dietary excesses, or an inherited genetic condition known as haemochromatosis (iron overload syndrome). Over time, your body stores this excess iron in your vital organs. Left unmanaged, a build-up of iron can lead to liver disease, heart problems, joint pain, and muscle weakness.

What We Test: The 5 Essential Biomarkers

Our advanced panel combines iron tracking with an inflammatory screen to ensure your results are completely clear and accurate:

Biomarker What It Measures & Why It Matters
Ferritin

A protein that stores iron inside your cells. This is universally recognized as the single best and most stable indicator of your body's total iron reserves. A level below 30 micrograms/L confirms a deficiency.

Iron (Serum)

Measures the exact amount of iron currently circulating in the liquid portion of your blood at the time of your test.

TIBC (Total Iron Binding Capacity)

Measures your blood's capacity to attach itself to iron and transport it through the body. Elevated levels frequently point toward an iron deficiency.

Transferrin Saturation

A calculated percentage showing exactly how much of your iron-binding proteins are actively carrying iron. This helps doctors differentiate between various forms of anaemia.

hs-CRP (High-Sensitivity C-Reactive Protein)

Detects very low levels of systemic inflammation. We include this because inflammation can falsely raise ferritin numbers; testing hs-CRP ensures we can cross-reference and isolate the true cause of your symptoms.

📊 Advanced Lab Note: Our laboratories initially test your sample for hs-CRP, which provides precise numerical values up to 20 mg/L. If your systemic inflammation sits above this threshold, our system automatically performs a standard CRP test to provide an exact, higher-range value.

📋 Essential Pre-Test Instructions

To ensure your laboratory analysis is completely accurate and unaffected by outside variables, please follow these simple preparation steps:

Illness Recovery: Only collect your sample once any symptoms of a short-term or acute illness have completely settled.

Biotin Supplements: Do not take biotin supplements for two days before taking this test. If biotin has been medically prescribed to you, please discuss this directly with your doctor before pausing it.

How It Works

1.Order Your Kit: Purchase your test securely online to receive your discreet at-home collection kit with completely free delivery. 

2. Collect Your Sample: Follow the clear, straightforward instructions to complete a quick, convenient at-home finger-prick sample, or select one of our alternative professional clinic testing options.

3. Return & Process: Post your completed sample back to our accredited UK laboratories using the provided pre-paid envelope.

4. Fast, Medically Reviewed Results: Your complete data profile will securely upload to your personal online portal within an estimated 3 working days. Every profile includes a bespoke, easy-to-understand commentary written by a qualified doctor to help guide your next steps.

iagnosis.

Biomarkers Tested

Total Biomarkers: 5

Inflammation

CRP HS (High-Sensitivity C-Reactive Protein): A test that detects very low levels of inflammation in the body; it is often used to assess the risk of developing cardiovascular disease.

Iron Status

Iron: Measures the amount of iron currently circulating in the liquid portion of your blood (serum).

TIBC (Total Iron Binding Capacity): A measurement of the blood's capacity to attach itself to iron and transport it around the body; high levels can indicate iron deficiency.

Transferrin Saturation: A calculated percentage showing how much of your iron-binding proteins are actually carrying iron; it helps differentiate between different types of anemia.

Ferritin: A protein that stores iron inside your cells; this is the best indicator of your body's total iron reserves.

How to prepare for your test

Prepare for your test by following these instructions.

Sample collection and timing
Take this test when any symptoms of short-term illness have settled.

Medications and supplements
Do not take biotin supplements for two days before this test, discuss this with your doctor if it is prescribed.

Know Your Body

Know Your Body

Know Your Body

Know Your Body

  • Your Blood, Your Way

    Do at home with our kits or have a professional collection arranged.

  • Extensive Clinic Network Across the UK

    Arrange professional blood draws from on of our partnered clinics around the UK

  • Fast & Secure Delivery

    Safe and timely delivery of blood test collection kits to your doorstep.

  • Blood Diagnostics, Without The Wait

    Fast and convenient blood collection and diagnostics, without having to wait.

Optimal You Partner Clinic Finder

How Your Clinic Visit Works

  1. Find a Location: Enter your postcode in the finder above to discover your nearest approved clinic.
  2. Book Your Sample Draw: Follow the clinic links sent to you from our partners to confirm your appointment time.
  3. Bring Your Kit: Attend your appointment with your Optimal You test kit and pre-printed blood sample collection materials.
  4. Rapid Results: Once drawn, your sample is safely couriered directly to our accredited laboratory network.

Why Choose a Venous Sample Draw?

While finger-prick kits offer convenient home collection, attending an accredited partner clinic for a professional venous sample draw ensures:

  • Maximum Biomarker Accuracy: Venous draws yield larger, higher-quality blood samples ideal for complex testing panels.
  • Low Risk of Hemolysis: Professional collection by trained phlebotomists prevents sample degradation.
  • Painless Experience: Fast and comfortable sample collection conducted by experienced medical professionals.

3 Simple Steps - How to Take Your Test

Step 1

Receiving Your Test Kit

Order your at home finger prict test with Optimal You. You'll receive everything you need within your kit along with pre-paid packaging for you to post your sample directly to our partner laboratory for analysis.

Step 2

Collecting Your Sample

Following the provided guide, use the simple finger-prick method to prick your finger and drip your blood sample directly into the vial.

Step 3

Receiving Your Results

Post your sample to the lab using the prepaid envelope and packaging enclosed. Your results will be securely sent to you via email within 3 working days (estimated)

Frequently Asked Questions

Frequently asked question about our blood testing and diagnostic services. If there is a question not answered feel free to contact us!

Are there any age restrictions for your tests?

Yes, our services are currently available only to individuals aged 18 and over. We require you to confirm your Date of Birth in your Customer Account area.

Can I book a professional to take my blood?

Yes! We offer options for a clinic visit or a nurse home visit for a professional venous draw. You can select this option when choosing which test is right for you!

If you prefer to book your own phlebotomist, no problem! Simply select this option prrior to processing your order and we will send the kit to your home for you to arrange your own clinic visit.

Can I share my results with my own GP?

Yes, and we encourage it! You can download your doctor-reviewed report as a PDF from your secure portal to share with your GP or specialist during your next appointment.

Can I take these tests if I am pregnant or breastfeeding?

While you can take the tests, pregnancy and breastfeeding significantly alter your hormone and nutrient levels. This means our standard "normal" ranges may not apply to you. We recommend consulting your midwife or GP before ordering.

Can I use these tests to monitor an existing medical condition?

Our tests are excellent for tracking trends and monitoring wellness. However, they should not be used to self-diagnose or adjust prescribed medication without first consulting your treating physician and GP.

Do I need a doctor’s referral or a prescription?

No. Optimal You provides a private service that allows you to take control of your health data without needing to visit a GP first.

How do I get started with a blood test?

Simply choose your test on our website and checkout. 

Whilst on the particular test you are looking to purchase, select a test type from the drop down. You have three or four options depending on the type of test you are purchasing:

At Home Finger Prick Blood Test - You will receive you sample kit via the post. Simply follow the instructions enclosed and return using the packaging provided.

Book a Venous Draw at a Clinic - You will receive an email after you have processed your order containing instructions on how to book your clinic appointment. Our partners have national coverage of the UK to make your sample collection convenient to you whilst maintaining our quick service times. You can find your closest clinic via our partner medichecks on our clinic finder page.

Book a Venous Draw at Home with a Nurse - Once you have chosen this option, simply go through our checkout process, a nurse will be in touch to book your at home visit to complete your sample.

Self arrange a Profesional Sample Collection - You will receive your sample collection kit in the post for you to take to your chosen phlebotomy clinic. Note you will be responsible for arranging your appointment and for any associated fees.

How long does it take to get my results?

Most results are ready within 2–5 working days after the lab receives your sample. You will receive an email notification as soon as they are ready.

How soon do I need to post my sample back?

To ensure the stability of your biomarkers, you should post your sample on thesame dayyou collect it. Avoid collecting samples on a Friday afternoon or over the weekend to prevent them from sitting in the post; Monday through Thursday is best.

Is my data secure?

Absolutely. We use industry-standard encryption, and your data is stored securely in compliance with GDPR. Only you and our medical team have access to your results.

Is there a specific day or time I should take my sample?

Most tests are best performed first thing in a morning, especially if fasting is required. For hormonal tests (like Testosterone or Menopause profiles), we usually recommend collecting your sample before 10:00 AM when hormone levels are most stable.

You will receive additional guidance post purchase to give you all of the information needed as some tests have different guidelines.

What happens if I struggle to get enough blood from a finger-prick?

Don't worry, it happens! We include extra lancets in every kit. Pro tip: Make sure your hands are very warm (try soaking them in warm water) and stay well-hydrated for 24 hours before your test. If you still can't collect enough, contact us and we can help you arrange a venous blood draw instead.

What happens if my results are abnormal?

If a result is critically outside the normal range, our medical team will highlight this and provide clear guidance on the next steps during our contact with you, which may include you seeing your GP, going to A&E or calling the NHS on '111'.

What is the difference between a Finger-Prick and a Venous Draw?

A finger-prick is a self-collection kit done at home. A venous draw is a traditional blood sample taken from a vein by a professional. Some advanced tests (like our TRT or Enhanced Profiles) require a larger sample and are best done via a venous draw.

Who reviews my results?

Every report is reviewed by a qualified UK doctor. They provide personalized comments to help you understand what your biomarkers mean for your health.

Why are my results different from a previous test I had?

Biomarkers can fluctuate based on the time of day, your diet, stress levels, recent exercise, or even the lab equipment used. This is why we focus on "ranges." If you see a significant change, our medical team’s comments will help put that data into context.

Person holding a teal 'Sample Collection Kit' from Optimal You against a gray background

Iron Profile Blood Test

£119.50
£119.50