vitamin b12 injections are for what shot Do You Need a Prescription
Description
But proper dosage, placement, and timing make a huge difference

If you have high methylmalonic acid levels then you need adenosylcobalamin

Consult published literature for solubility parameters relevant to your research application

Each 1 mL vial contains 1000mcg of cyanocobalamin, a synthetic form of vitamin B12. It is a multiple-dose vial, meaning that it can be used for more than one injection