b12 injections acne treatment and Vitamin Breakouts from Vitamin B12 are
Description
So far, no Tolerable Upper Intake Level (UL) has been established for B12
Dosing and Clinical Use Protocols In clinical practice, MIC B12 injection dosage typically involves : 1-2 injections per week, depending on patient needs and clinic protocol

What are the negatives of B12 injections
Maybe, but what about the paper entitled, Vitamin B-12 Induced Acne

Allergies If you are allergic to cobalt, you should not take vitamin B12, as vitamin B12 contains a cobalt molecule

HPLC identity, purity, mass spec, sterility, endotoxin