can a b12 injection go wrong Vitamin Injections: Good or Bad? Vitamin B12 Dosages: Your GoodRx

Its often used to address deficiencies in B12, which can lead to fatigue, anemia, and neurological symptoms

A study comparing ID and subcutaneous (SC) delivery of radiolabeled vitamin B12 in rabbits found that while the bioavailability was slightly higher for the SC route, the Tmax (time to reach maximum concentration) was almost identical for both methods

iron or folic acid deficiency

Vitamin B12 in Leber hereditary optic neuropathy mutation carriers

Step 3: Inject with Minimal Discomfort To make the injection as painless as possible, start by cleaning the chosen spot with an alcohol wipe and letting it air-dry completely