Vitamin B12 Test
Same Day
Overview
The Vitamin B12 test measures the amount of B12 in your blood. B12 is crucial for nerve function, DNA synthesis, and red blood cell formation. Deficiency can cause fatigue, numbness, and anemia.
Who Should Take This Test
- Vegetarians and vegans
- People with numbness or tingling
- Patients with chronic fatigue
Preparation Instructions
No fasting required. Avoid B12 supplements 24 hours before.
Benefits
- Detects B12 deficiency
- Monitors nerve health
- Guides supplementation