It felt like a sharp throbbing pain on one side of my head behind my eye
see Warnings above Acneiform skin eruptions Serious adverse reactions are uncommon but may occur
Whether supporting athletic performance, healthy aging, or everyday energy and focus, B12 contributes to improved quality of life across all stages
Vitamin B12 is required for the proper function and development of the brain, nerves, blood cells, and many other parts of the body
If side effects persist beyond a few days or cause significant distress, patients should consult their GP to discuss alternative formulations or dosing schedules
A B12 injections effect can last anywhere from a couple of weeks to a few months, and the difference comes down to why you are deficient, how well your body holds on to B12, and the dose and schedule you are on