Vitamin Injection (IM Shot) Dr. Revive IV Therapy & Pain Clinic. Best B12 Shots in Chicago & Naperville 2026 B12 INJECTIONS Vitamin B12 is a nutrient that helps keep the body's nerve and blood cells healthy and helps make DNA, the genetic material in all cells. Vitamin B12 also helps Vitamin B12 shots: Uses, benefits, and side effects Why Do I Feel Worse After My B12 Injection? Causes & Management Bolt Pharmacy Need an injection? Here is a list of what we offer and the prices. Please be advised that these injections are offered completely on their own.