how much vitamin b12 injections should i take Benefits of for Optimal Health Best Vitamin B12 Injection Site:
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If the cancer itself causes anemia independent of treatment, D63.0 applies with the malignancy code sequenced first

It depends on how severe the deficiency is, the dose, and how the body responds

The neurologic symptoms get worse

Vitamin B12 deficiency has been linked to fatigue, tingling or loss of feeling in the extremities, irritability, memory impairment, depression, anemia, irritable bowel syndrome (IBS), constipation, poor wound healing, dry or damaged looking skin, and neurological disorders

10.1073/pnas.1413493112 [DOI] [PMC free article] [PubMed] [Google Scholar] 95.de Weers M, Tai YT, van der Veer MS, Bakker JM, Vink T, Jacobs DC, et al
