b12 injections how often Optimal Vitamin Dosage and Treating Deficiency Vitamin B12 Injections: Benefits, Who

Depending on your body and the severity of your deficiency, B12 injections can start to work in a matter of hours to a few days

Yes - the reasons for stinging are usually either swabbed area not dry, a drop of B12 at the tip of the needle (flick syringe and wait a moment) or B12 ampoule not warmed up just before injecting (especially if using fridge)

Vegetarians may also benefit from [2] B12 injections may help with a wide range of symptoms like mental and physical fatigue, irritability, and numbness or tingling in your hands and feet

Eden emphasizes quality control, with a network of pharmacies performing third-party testing through FDA and DEA-registered labs for every compounded lot prescribed to Eden patients and offers MIC B12 before and after reviews

For more in depth information on potential side effects, read this article from WebMD