Not what you're looking for
Several case reports have documented instances of anaphylaxis following intramuscular administration of cyanocobalamin, a form of Vitamin B12
The problem with this is that many sufferers of a B12 deficiency may not have anaemia or have a serum B12 blood level within an abnormally low range in accordance with the normal ranges set
Depending on the type of injection, its typically administered in the deltoid muscle of your upper arm, much like a flu shot
Blood tests, like B12 levels and complete blood counts, help check if the treatment is working
View All Reviews Murray, UTRiverton, UT " I just had my first facial at Beauty Lab + Laser and I fear I may never emotionally recover because now I know how the other half lives