where to give vitamin b12 injections at Home - Safety Guide for Self-Administration Where to Inject Vitamin B12
Description
In the case of proven vitamin B 12 admission disorder in the intestine, 100 g cyanocobalamine are then administered once a month

Lyophilised shelf life: up to 24 months when stored correctly

Genetic disorder can also alter the structure and production of specific enzymes which changes B 12 in coenzyme

Intravenous administration is not advised due to potential adverse effects

it all depends on your situation
