how much b12 is in the injection Vitamin Injections: What You Need To Know Boost Energy and Wellness with
Description
Individuals with active cancer or a history of malignancy should avoid the peptide unless under medical supervision, as effects on tumor growth have not been adequately studied

Cyanocobalamin Injection, USP is a sterile solution of cyanocobalamin (vitamin B) intended for intramuscular (IM) or subcutaneous (SC) injection

doi: 10.1038/nature04791

Insert the needle at a 45-90 degree angle (depending on body composition) with a quick, dart-like motion
