Vitamin B12 Test
Vitamin B12 is an essential nutrient that helps your body produce healthy red blood cells, maintain proper nerve function, and convert food into energy. The ICare Vitamin B12 Test measures the amount of vitamin B12 in your blood, helping identify deficiencies that may contribute to fatigue, memory changes, nerve symptoms, and certain types of anemia.
Because vitamin B12 deficiency often develops gradually, symptoms may be subtle or mistaken for normal aging or a busy lifestyle. Early detection allows you and your healthcare provider to address deficiencies before they lead to more significant health concerns.
Whether you're experiencing unexplained fatigue, following a vegetarian or vegan diet, or simply taking a proactive approach to your health, the Vitamin B12 Test provides valuable insight into your nutritional wellness.
With ICare's concierge mobile laboratory services, essential health testing comes directly to you, making preventive care easier than ever.
What Does This Test Measure?
The Vitamin B12 Test measures the amount of vitamin B12 (cobalamin) circulating in your bloodstream.
Vitamin B12 is essential for:
Healthy red blood cell production
Normal nerve function
DNA synthesis
Brain and cognitive health
Energy metabolism
Low vitamin B12 levels may contribute to:
Fatigue or weakness
Numbness or tingling in the hands and feet
Memory problems or difficulty concentrating
Balance issues
Mood changes
Shortness of breath
Certain forms of anemia
Your healthcare provider will interpret your results along with your symptoms, medical history, and, if needed, additional laboratory testing.
Who Should Consider This Test?
The Vitamin B12 Test may be recommended for:
Individuals experiencing fatigue or low energy
Adults with memory or concentration concerns
People following vegetarian or vegan diets
Adults over age 50
Individuals with digestive disorders such as Crohn's disease, celiac disease, or pernicious anemia
Patients taking medications that may affect vitamin B12 absorption
Individuals with unexplained anemia
Anyone interested in evaluating their nutritional health
Routine testing may also be beneficial for individuals receiving vitamin B12 supplementation or injections to monitor treatment effectiveness.
Why Is It Important?
Results help your healthcare provider assess your health, support diagnosis, monitor treatment, and guide personalized care.
Preparation
No special preparation is required.
Turnaround
1-3 Business Days
Sample Type
Blood
What's Included
Physician Order
We provide the necessary doctor's order for this test.
Lab Fees
All laboratory processing fees are included in the price.
Digital Results
Secure, easy-to-read results delivered to your portal.
Important Information
How It Works
Book Online
Choose your test and checkout securely. We'll generate the order.
We Come to You
Schedule a mobile phlebotomist to visit your home or office.
Get Results
Receive your physician-reviewed results online in days.