b12 2000 mg injection side effects Vitamin Compounded Cyanocobalamin (Vitamin B12) Injection

Depending on the specific type of synthetic vitamin B12 used and local medical guidelines, these maintenance injections are typically given once a month or once every 2 to 3 months [6] [2]

the methods used to study all of this

it was Im scared to inject B12 again even though I really feel I need it, I was really good on weekly injections then it was the stopping and starting that caused all the problems I was doing okay on monthly until recently and now when I have B12 I get side effects like heart symptoms as my body goes through the healing process

Headache: The most commonly reported adverse event was headache, characterized as mild to moderate in severity

All vitamins and minerals are responsible for overall health and mental well-being, and vitamin B12 is no exception