Fun Fact Friday! Ever wondered Why is my B12 injection red? All B12s are cobalamins they have a cobalt atom at the center of a special ring shaped molecule called Vitamin B 12 intramuscular injections are also used therapeutically to help restore energy and combat various symptoms related to such deficiencies. Vitamin B 12 is essential to the development of healthy blood cells, nerve How Quickly Do Vitamin B12 Injections Work? Prime Aesthetics Do You Need a Prescription for B12 Injections? OmegaQuant The B12 Shot: What Every Human Needs to Know About Injectable Vitamin B12