giving a b12 injection How to self-inject intramuscular vitamin - Overview Best Vitamin B12 Injection Sites:
Description
John DiBella Published: November 3, 2025 Fact-checked by Dr

There are some nerves running through the shoulder and there is always a slight chance a needle may hit a nerve if the injection location is incorrect
Class Small-molecule NNMT inhibitor
it does not endorse human use

5-Amino-1MQ injection should be administered subcutaneously (under the skin) using a 29-31 gauge insulin syringe

Where should I administer the B12 injection
