Ever wonder why B12 shots are red? Here's the scoop! B12 injections naturally have a deep red color due to the presence of the cobalt corrin complex, a key component of 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 What Happens If You Inject B12 Into Fat? PA Relief B12 Injections at Olympia Super B12 Injections