when b12 injections aren t enough How Long Does It Take for Shots to Work Fast? If you have a low
Description
Not sure it would occur that fast, but they seemed to brush it off so I doubt it would prevent you from getting a second dose, assuming you have educated medical personnel administering the dose and that you did not have anaphylaxis with the first dose
Your daily load of vitamins needs B12 to be complete

Pain LEVEl 1/5 NO

"National Diet and Nutrition Survey: Adults Aged 19 to 64 Years"

With an oral supplement, the vitamin is absorbed through your stomach lining, which adds an extra step before it enters your bloodstream
