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Vitamin B12 deficiency, also known as cobalamin deficiency, is the medical condition in which the blood and tissue have a lower than normal level of vitamin B 12. [ 5 ] Symptoms can vary from none to severe. [ 1 ] Mild deficiency may have few or absent symptoms. [ 1 ]
Vitamin B 12 deficiency is a widespread condition that is particularly prevalent in populations with low consumption of animal foods. Such diets can be due to a variety of reasons, such as low socioeconomic status, ethical considerations, or lifestyle choices such as veganism .
Blood tests may show fewer but larger red blood cells, low numbers of young red blood cells, low levels of vitamin B 12, and antibodies to intrinsic factor. [6] Diagnosis is not always straightforward and can be challenging. [10] Because pernicious anemia is due to a lack of intrinsic factor, it is not preventable. [11]
A vitamin B12 level of less than 200 pg/mL is considered deficient. Treatment First, have your health care provider run blood tests to see if you truly have a B12 deficiency.
Levels below 200 are considered low and consistent with B12 deficiency. Vitamin B12 deficiency treatment Treatment of B12 deficiency generally depends on the severity of the deficiency and what is ...
How vitamin B12 deficiency is detected. If a doctor suspects a vitamin B12 deficiency, they will usually order blood work to check a patient’s levels, Kaiser says. But having lower vitamin B12 ...
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