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do vitamin b12 injections make you tired How Soon Feel Less After a Injection? Why Do I Feel Worse
Description
Sep 1 2022;29(9):1083-1085

Vitamin D or B12 may be part of the picture, but your provider will want to look more broadly, and blood work is often part of that evaluation
The online visit is free, and you only pay if you're prescribed
Is B12 just for people with deficiencies