Iron Profile Blood Test London
Iron Profile Blood Test at 117a Harley Street, London, from £126.25, with results in 1 working day. The Iron Status Profile combines iron, ferritin and transferrin saturation to give more context than a serum iron result alone. Laboratory testing starts from £126.25.
The Iron Status Profile combines iron, ferritin and transferrin saturation to give more context than a serum iron result alone.
Your test option
Select a profile to see every included analyte before you book.
Why test iron, ferritin and transferrin together?
Serum iron alone fluctuates through the day and does not show stored iron. Ferritin reflects iron stores; transferrin saturation shows how much iron is available for use. Together they give a clearer picture when deficiency is suspected, or when iron and saturation are high and excess iron needs to be considered.
Iron deficiency requires investigation of both the deficiency and its possible cause.
Iron Status Profile (ISP)
Iron Status Profile
ISP · £126.25
Analytes: Iron (TIBC included); Ferritin; Transferrin Saturation
Turnaround: Usually 1 working day
- •Iron and TIBC (total iron-binding capacity): circulating iron and binding capacity
- •Ferritin: marker of stored iron
- •Transferrin saturation: proportion of transferrin carrying iron
Clinicians often pair this profile with a full blood count when anaemia is suspected.
Have a doctor review your iron result
Iron, ferritin and transferrin saturation are read together. Ferritin rises with inflammation, so a single figure can mislead. A private GP reads the profile with your history, looks for the reason iron is low or high, and agrees treatment and a date to test again.
Low iron has a cause, such as heavy periods, diet or blood loss from the gut, and the doctor can arrange the tests that find it.
- •Book a GP consultation first if you are unsure whether you need the iron profile, a full blood count or both
- •The report is usually ready within 1 working day
- •Book a follow-up consultation to go through the result and agree the next step
GP Consultation
£150
Discuss tiredness, heavy periods, hair shedding or restless legs, and agree whether a full blood count should be taken with the iron profile.
Follow-Up Consultation
£100
For existing patients: go through your result with a doctor and agree the next step.
Only need the laboratory test? Our sister clinic lists the iron status profile at Blood London.
Tiredness, heavy periods and known iron problems
For cycle-related hormone questions alongside iron concerns, female hormone testing can sit in a wider plan.
- •Possible iron deficiency
- •Persistent tiredness or reduced exercise tolerance
- •Heavy menstrual bleeding
- •Monitoring known iron problems
Sample timing for iron studies
A morning sample is often advised because serum iron varies during the day. The clinic confirms any test-specific instructions when you book.
The clinic confirms sample timing when you book. A morning sample is often advised because serum iron varies during the day. Fasting and stopping iron supplements are not needed unless the clinic asks for them.
Sampling on Harley Street usually takes 10 to 15 minutes, and the report is usually ready within 1 working day.
Why ferritin can mislead
- •Ferritin can rise with inflammation and may appear normal despite iron deficiency.
- •The profile does not identify the cause of iron deficiency, which may need clinical investigation.
Usually 1 working day. Your laboratory report is supplied securely.
The blood-test price covers the laboratory report, not a consultation. A separate GP consultation is £150 if you want a doctor to interpret the result with your symptoms and history.
Urgent care is the safer first step when there are black stools with dizziness, heavy ongoing bleeding, or another emergency symptom.
Anaemia is often investigated with this profile and a full blood count together.
Source: NHS iron deficiency anaemia.
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Sources & References
- Iron deficiency requires investigation of both the deficiency and its possible cause. - NHS iron deficiency anaemia[Link]

Dr Penny Sheehan
Health Screening, Paediatrics and Menopause • GMC 6056535
“Dr Sheehan works in women's health, menopause care and health screening. She has training and experience in weight management, including GLP-1 receptor agonist prescribing, and a special interest in paediatric assessment.”
Service information reviewed 26 August 2026.
What our patients say
“Quick, painless draw and 4-hour results”
“Had an appointment at 1:30 PM but got there early and the staff were happy to draw my blood earlier since there was availability. Quick and painless process with a professional phlebotomist. The turnaround time stated on the website for the test was 4 hours, and sure enough, I received my results super easy with no issues. Would recommend this service.”
“Heard, understood and reassured”
“The clinic is warm and welcoming. In my experience, every time I was there, I found myself heard and understood. My health issues have been tackled in the best of ways. Miss Arjeta is absolutely a master of blood tests, you will not feel anything. Dr Bakhtiar is knowledgeable and calm, I always feel reassured after speaking to him. I genuinely recommend this clinic.”
“Results faster than expected at a walk-in clinic”
“I recently had a blood test for rabbit allergies at Medical Express Clinic, and I'm extremely pleased with the service. Not only did I receive my results faster than expected, but the receptionist was fabulous, she answered all my questions and accommodated all my requests. It's the only walk-in clinic I found in central London with reasonable prices. Highly recommend this clinic!”
Common questions
Do I need to fast?
Fasting is not needed unless the clinic asks for it. Sample timing is confirmed when you book.
Why can ferritin look normal when iron is low?
Ferritin can rise with inflammation, so a normal ferritin result does not always rule out iron deficiency. The whole profile, and sometimes a full blood count, helps a clinician decide.
Can a doctor go through my result with me?
A private GP consultation is £150, and a follow-up consultation for existing patients is £100. The doctor reviews the result alongside your symptoms and agrees the next step.





