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Cobalamin deficiency
Did you mean calamine deficiency?
- ... biotin (B7), vitamin B12, folic acid, folate, and cobalamin test What is it used for? Vitamin B testing is used if you have symptoms that suggest you may not be getting enough of one or more B vitamins. For example, a vitamin B12 and folate test is often used for symptoms of certain types of anemia. If you have a condition that increases your risk for a vitamin B deficiency, your provider may check your vitamin B levels ...