Wow guys, you've been gate keeping!! Got my first B12 injection last week and it's like I am awake for the first time since having kids 20 years ago It's Are B12 Shots Safe? Royal Palm Beach Medical Group Are B12 Injections Safe? Should I Get A B12 Shot? How Long Do the Benefits of Vitamin B12 Injections Last? Cyanocobalamin vs Hydroxocobalamin (Vitamin B12 forms) Key Clinical Differences Hydroxocobalamin is preferred in: Pernicious anemia Severe vitamin B12 deficiency Neurological symptoms (subacute combined degeneration, neuropathy) Cyanocobalamin is Vitamin B12 Injection Dosage Guide: 7 Essential Dosage Facts for Adults Liv Hospital