how will i feel after b12 injection Shots at Home: How, Where & Often to Inject Yourself Why Do I Feel Worse

It is important to be clear that B12 injections are not a weight-loss treatment and do not burn fat or speed up metabolism in people with normal levels

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The methodological quality of the included studies, as assessed through the Jadad and NewcastleOttawa scales, varied from moderate to high, while the GRADE assessment indicated moderate certainty of evidence for serum vitamin B12 increase and low certainty for homocysteine reduction

The dose rate dictates how long it will last

This could be daily, weekly, monthly, or at other intervals appropriate for your physiology