Active B12
A private active b12 taken by an experienced phlebotomist at our Widnes or Crewe clinic and analysed by an accredited pathology laboratory. This test measures 1 biomarker, listed in full below.
- Results turnaround
- Same Day
- Sample type
- 1 Yellow SST
- Biomarkers measured
- 1 included
From when your sample reaches the lab. Every test includes guaranteed 24-hour postage to the lab.
What this test measures
Every individual marker included in the active b12, grouped by laboratory panel.
Vitamins & Nutrients
- Active B12
Before your appointment
Active B12
How your appointment works
- 1
Book online and choose Widnes or Crewe — most people are seen within a few days.
- 2
Arrive a few minutes early; your appointment usually takes 10–15 minutes.
- 3
Your sample is labelled in front of you and posted to the laboratory the same day, with guaranteed 24-hour delivery.
- 4
Your results arrive securely by email, typically same day from when the lab receives your sample.
Frequently asked questions
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