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These markers are useful when symptoms or risk factors suggest a functional deficiency that a high total B12 could be masking
After the injection, the needle will be disposed of in a sharps container
Symptoms of Vitamin B12 Deficiency While vitamin B12 deficiency is not particularly common in healthy individuals, it is important to recognize the symptoms of B12 deficiency so that you can determine whether supplementation is needed
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Generally, smaller vials reduce waste
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