Some may have mild side effects like pain at the injection site, headache, or dizziness
These are a phenomenally bad idea and unfortunately theyre largely dispensed by people with zero medical training and even less knowledge of how the human body works
(2019) Vitamin B12 intake from animal foods, biomarkers, and health aspects
Payers want to see that the prescriber is following the FDA-approved escalation protocol: starting at 2.5mg weekly for 4 weeks, then increasing to 5mg weekly, with subsequent increases as clinically indicated
According to StatPearls , vitamin B12 injections are generally considered safe as long as they are administered properly
Conclusion The bottom line is that you should always check with your doctor before getting B12 injections