Vitamin B12 Deficiency Anemia: Symptoms, Causes, Treatments Not all shots are the same here's a guide Injections are a fast, effective way to deliver medications, nutrients, and vaccines directly into the bodybut not all injections are the How to Give a B12 Injection: Step By Step Instructions How Vitamin B12 Injections Affect Your Body: Good or Bad? 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