Service Description

The Vitamin B12 test measures the level of vitamin B12 in the blood, essential for red blood cell formation, nerve function, and DNA synthesis. Why it’s done: To detect vitamin B12 deficiency or excess To investigate symptoms such as fatigue, numbness, or memory issues To monitor anemia or neurological disorders To evaluate nutritional status, especially in vegans or patients with absorption issues To guide dietary supplementation or treatment plans Specimen Type: Blood (serum or plasma) Turnaround Time: Typically 1–3 business days Collection Available: In-office or mobile blood draw services