




We provide reliable vitamin testing for A, B-complex (B1–B12), C, D, E, and Folate. Choose from our curated Vitamin Profile or comprehensive Vitamin Screen to understand your body’s needs better.
Test for essential vitamins including A, B-complex, C, D, E, and Folate. Choose from our Vitamin Profile or Vitamin Screen to assess your nutritional status and take control of your health today.
Find out exactly which vitamins your body lacks. We offer tests for Vitamin A, B1–B12, C, D, E, and Folate. Choose a full Vitamin Profile or a targeted Vitamin Screen—because your health deserves precision.
Identify vitamin deficiencies before they impact your health. Our lab tests cover Vitamins A, B-complex, C, D, E, and Folate. Early detection means better prevention. Book your test today.
A Marylebone Diagnostic Centre, If your results show a deficiency, we can provide IV treatment to help restore your health faster - safely and professional
Vitamins Deficiency Tests We Offer
Ensure your body gets the essential vitamins it needs with our Vitamin Testing Services. We offer individual tests for Vitamin A, B-complex (B1, B2, B3, B5, B6, B7, B12), C, D, and E, along with Folate (Red Cell) analysis. Choose from our Vitamin Profile (Vitamin D, B12, Folate) or Vitamin Screen (A, B6, B12, D, E, Folate) for a complete assessment of your nutritional status. Stay healthy with precise testing today!
£119
Vitamin B7 (Biotin; Vitamin H)
Helps strengthen and support healthy hair, skin, and nails
Why choose us?
Experienced Professionals
Our certified medical team ensures safe and effective Vitamin Deficiency Test.
Fully Certified Lab
All tests are processed in UK-accredited labs for accuracy and reliability.
Fast Turnaround
Get results within 1–2 working days, sent securely via email or patient portal.
Top 7 Vitamins Your Body Needs and Where to Get Them
Many people feel tired, get sick easily, or struggle with low energy—without realizing the cause could be a simple vitamin deficiency. In this article, we break down the 7 most essential vitamins for your health, signs you’re lacking them, and how to find out through a simple blood test. Whether you’re focused on immunity, energy, or wellness, this guide will help you take control of your health starting today.
About Us
Enhance Your Healthcare Experience with Marylebone Diagnostic Centre.
Marylebone Diagnostic Centre offers fast, reliable health checks and private diagnostics from our clinic on Baker Street. We serve both local and international clients with care, precision, and a modern approach to healthcare.
With our in-house lab and access to top medical specialists and private hospitals, we handle everything—from testing to results—quickly and professionally. Whether you’re an individual or part of a large organisation, we’re here to make healthcare simple, seamless, and built around you.
What Our Client Say
Fabri p.
“So pleased by it!
Staff is friendly and very professional, they answered all questions with a smile, make you feel comfortable and most important the result came within 48 hours. I will deffo recommend Marylebone Diagnostic”
Alina Menkina
“have appreciated the speed and efficiency of the process, same day results, staff are on it. always accommodating and helpful.”
Dani Tognin
“I would like to say thank you so much for the excellent service.”

Marylebone Diagnostic Centre is registered with and regulated by the Care Quality Commission.
Certificate number: CRT1-20711334119
Contact Us
Our Opening Hours:
Mon – Sat:
8:00 AM – 4:00PM
Sun: Closed
020 77 240 540
07495 970 109
73 Baker Street, London, W1U 6RD
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