This treatment helps combat fatigue, improve focus, and support healthy red blood cell production
And these over-the-counter supplements, when taken orally, can cause your serum B12 level to spike up to a high level which may flag as abnormal
Vitamin B12 injections are a prescription treatment used under the supervision of a licensed provider
The NHS side-effects guidance for hydroxocobalamin, the form used in the UK, lists nausea, headache, dizziness and injection-site reactions as known effects that usually pass on their own
Side Effects and Safety Gastrointestinal, heart-rate, and stomach-emptying effects are coupled to dose and titration speed
Recently, a widespread belief has emerged that Vitamin B12 causes weight gain