Online Doctor Consultation & Medicines
  • Login
  1. Home
  2. Lab-Tests specific Q&A
  3. VITAMIN B12
  4. Blood Tests

  5. Is fasting required for a vitamin B12 test?

Is fasting required for a vitamin B12 test?

Is fasting required for a vitamin B12 test?

No, fasting is required for B12 test.

Last updated on 23 May 2023

Share

Related Questions

How much level of B12 rises in blood with 1 B12 injection?

After an injection the serum B12 value rises quickly to far above the upper reference value on average 150-700 pmol/L

Last updated on 23 May 2023

Share

Is there a urine test for vitamin deficiency?

Yes, there is a urine test. The test measures the amount of a substance called methylmalonic acid (MMA) in your urine. MMA is typically made in tiny amounts when you digest protein. Your body makes large amounts of MMA if you have a decrease in the amount of vitamin B12.

Last updated on 31 May 2023

Share

What does a high B12 level in blood mean?

High levels of B12 is rare, however, it may be a sign of a serious, even life-threatening, disease. Hematologic disorders like chronic myelogeneous leukemia, promyelocytic leukemia, polycythemia vera and also the hypereosinophilic syndrome can result in elevated levels of cobalamin. You are recommended to check with a doctor.

Last updated on 31 May 2023

Share

Is there a blood test for nutritional deficiencies?

Yes, vitamins and minerals can be tested for nutritional deficiencies specially vitamin D and vitamin B12.

Last updated on 31 May 2023

Share

Is it possible to skew vitamin intake before a blood test?

No, it is not possible.

Last updated on 23 May 2023

Share

VITAMIN B12

Cyanocobalaomin, Methylocobalamin, Vit B12

  • Reports: Same Day
  • No preparation required
book a lab test

Get medicines delivered in 2 hrs

Access past pharmacy bills for easy reorder.