With the shot, the B12 is absorbed rapidly thanks to the blood supply in the muscle and you should experience benefits right away
Consistency is important for managing vitamin B12 deficiency, so try to stick to the prescribed schedule as closely as possible
I immediately got an injection at the office but knew Id need a long term solution
In summary, the reasons a GP surgery may refuse an early B12 injection are often rooted in a strict interpretation of established, but imperfect, guidelines, a misunderstanding of the actual science of B12 storage and metabolism, and a desire to maintain administrative consistency
No pattern of delayed side effects has emerged in community use spanning years
Thiamine (B1): Supports carbohydrate metabolism and nervous system function