Vitamin B12 (Total)
The Vitamin B12 (Total) test measures the total amount of vitamin B12 in your blood. Vitamin B12 is essential for the production of red blood cells, neurological function, and DNA synthesis. A deficiency can lead to fatigue, weakness, memory problems, and anemia. This test is commonly used to assess nutritional status and diagnose deficiencies, especially in individuals with dietary restrictions or absorption issues.
Vitamin B12 (Total)
- Price: £69.00 (Including Phlebotomy)
- Code: MLVB12A
- TAT: 1-2 Working Days
- Sample Type: Blood
Why is this Test Important?
B12 is vital for the formation of healthy red blood cells and the prevention of anemia.
Supports brain health, memory, and overall neurological function.
Essential for normal cell reproduction and repair.
Helps identify B12 deficiency, common in vegans, vegetarians, or those with gastrointestinal conditions.

Vitamin B12 (Total) FAQs
A small blood sample is collected from a vein in your arm by a trained phlebotomist.
Fasting is generally not required, but follow any specific instructions from your clinician.
Turnaround time is approximately 1-2 working days.
Your healthcare provider may recommend dietary adjustments, oral supplements, or B12 injections.
Book Your Vitamin B12 (Total) Test Today!
Take charge of your health with a Vitamin B12 (Total) test for £69.00 at Marylebone Diagnostic Centre in London. Quick results, essential insights.