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One cause of B12 deficiency includes pernicious anemia, a condition that results in a reduction of red blood cells when the intestines cannot absorb enough vitamin B12
Why Do B12 Injections Last This Long
Please note that the other tests mentioned do not directly measure vitamin B12 levels but instead help assess factors related to B12 deficiency or excess
Elderly people are likely to be vitamin B-12 deficient due to their bodies not producing enough gastric acid that is necessary to release the ingested vitamin B-12 from the protein that its bound to
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