Vitamin B12

Vitamin B12

What is Vitamin B12 ?
Vitamin B 12 is important in many aspects.
It regulates DNA production in red blood cells.
It helps to absorb folic acid.
Plays important role in neuronal functions.
Promotes energy release from cells.

What are the sources of Vitamin B12 ?
Foods rich in B12
Pork,ham,chicken,lamb, eggs.
Milk, cheese,yogurt
Few nutritional yeasts.
Fortified foods -soya milk, breakfast cereals.

What happens in B12 deficiency ?
Deficiency of B12 leads to
Megaloblastic Anemia and neuronal dysfuction.
Patients may have complaints of
Fatigue
Depression
Confusion
Weight loss
Constipation or diarrhea.
Menstual problems.
Sore mouth or toungue.
Pale or yellowish skin.

Who are at risk for B12 deficiency?
People at Risk
Strict Vegeterians
Lactating mothers.
People with small intestinal problems like coeliacdisease, IBD, Crohns, sugery
Those with pernicious anemia.

What to do in deficiency?
Supplement
In the form of oral medication or injectables.
Teens and adults 2-4 mcg/Day
Pregnancy and lactation 2.6 to 2.8 mcg/day

How Do I test for B12?
testing for B12
No fasting is needed.
Performed on fully automated CLIA platform.
Normal range is 200-911 mcg