vitamin b12 injections changed my life Monthly Injection: Typical Dose & Schedule Vitamin B12 Deficiency Explained -
Description
Also do not inject in the same spot as the HCG to avoid bruising or skin rashes

Intramuscular injection would alter absorption kinetics and is not studied or approved

Streiner, D

Typically you would be a B12 injection once a week or every few weeks, says Foxx

Easy to work with and seamless delivery So easy to order my B12 from Vitastir