does vitamin b12 injection cause sleepiness Benefits of Injections in Northglenn, CO Why Do I Feel Worse
Description
Inject slowly, wait around five seconds after depressing the plunger, then withdraw and apply light pressure

Rev Endocr Metab Disord 2008;9:203-11
[DOI] [PubMed] [Google Scholar] 187.Padwal R

Restoring adequate levels through injections is a standard medical approach when oral absorption is impaired

If that weakness comes with weight loss, a poor appetite, or yellowish skin, it's worth having your B12 levels checked by a doctor
