Vitamin B12
$30
Plus a $12 blood draw fee, charged once per order. Free when your order includes a bundle.
- Sample
- Blood draw
- Preparation
- No fasting needed.
- Results in
- 1-3 business days after your sample reaches the lab
Tests are ordered by an independent licensed physician. This service does not replace care from your own doctor. Talk with a healthcare professional about your results.
This test measures vitamin B12, essential for nerve function and red blood cell production.
It’s ordered when fatigue, numbness or tingling, or anemia are present.