vitamin b12 injection needle What Size for Injection? B12 Injections - Choice Health
Description
It is important to note that neurological damage can occur before haematological changes become apparent, and symptom severity does not always correlate with the degree of biochemical deficiency

Others dont want to take on the responsibility of measuring doses and managing sterile conditions

Usually, B12 is absorbed once it is attached to the protein intrinsic factor (IF), made by cells in the stomach

PMID 29881591

It is intended for intramuscular or subcutaneous administration for antianemic use as labeled

Tommy K
