how long after b12 injection will i feel better Does a Shot Last B12 Injection – When Is

* Prescribing medications based solely on an electronic medical questionnaire constitutes the failure to practice medicine with that level of care, skill, and treatment which is recognized by reasonably prudent physicians as being acceptable under similar conditions and circumstances, as well as prescribing legend drugs other than in the course of a physicians professional practice

D.SoldatovicI.ColakE.Sumarac-DumanovicM.JaneskiH.et al (2017)

Moreover, those who combine diet with intense physical activity or high-output cardio may experience increased fatigue if B12 levels are not optimal

For this reason, the NIH has not established a tolerable upper intake level for B12

I have pernicious anemia, me/cfs/ and fm

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