VITAMIN B12 INJECTION NEW TREATMENT ALERT A vitamin B12 injection helps treat or prevent deficiency by delivering the vitamin directly into the bloodstream. It's often used for people with absorption issues and is usually safe Oral vs. Intramuscular Vitamin B12 in Vitamin B12 Deficiency The Blood Project 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 B12 Injection Dosage for Adults: 7 Key Medical Guidelines Liv Hospital