1. Order Your Vitamin B12 Active Blood Test Online
You may order this Blood Test Online Now and Attend Immediately. We Generate your Referral PDF within 3 Minutes, no need to Print it.
2. Attend the Walk-in Clinic near Oxford St Immediately
Reception is open 7am-7pm Mo-Fr and 9am-1pm on Sat. They'll be expecting you - and unlike others in London, we won't charge extra Fees on your Arrival.
3. Get Your Results Within 1 Working Days, Guaranteed.
Our Express Results Guarantee means you'll receive your Vitamin B12 Active Blood Test Results within 1 Working Days or secure a full refund.
Full List of London Biomarkers: Vitamin B12 Active