Begin at the injection site then use a circular motion continuing outward into a larger circle
[30] Cobalamin analogs prepared by this method include the naturally occurring coenzymes methylcobalamin and cobamamide, and other cobalamins that do not occur naturally, such as vinylcobalamin, carboxymethylcobalamin and cyclohexylcobalamin
This is the documented failure mode on marketplace listings
Mega Burn B12 from Compounding Pharmacy of America.
Metabolic Research Applications: At the cellular level, scientific experiments have demonstrated its value as a research tool for diabetes, metabolic syndrome, and lipodystrophy, enabling precise study of beta-3 adrenergic pathways
It produces valuable digestive enzymes and critical hormones like insulin