can you buy b12 injections Compounded Hydroxocobalamin (Vitamin B12) Injection Cyanocobalamin (Vitamin B12) Injection is sold as an FDA approved generic drug Cyanocobalamin Injection, 1000 mcg/mL 1mL

This is the reason why you cant overdose on B12, and its also the reason why you want to inject on a daily basis

It is involved in supporting the health and proper functioning of the nerves throughout the body and is essential for the production of myelin, a protective sheath that surrounds and insulates nerves, facilitating efficient transmission of nerve impulses

The absence of IGF-1 pathway activation is also consistently observed across experimental systems, reinforcing its value in studies requiring separation of metabolic and growth-related signaling pathways

Chemists create it in a lab by swapping glycine with alanine in the tripeptide sequence