Vitamin B12 injections help to maintain good health, reduce stress/fatigue, improve memory and cardiovascular health, maintain healthy body weight, and maintain healthy skin, nails, and hair. Vitamin B12 plays an essential role in red blood cell formation, cell metabolism, nerve function, and production of DNA. Delivering pure shots of Vitamin B12 straight into the bloodstream, our injections are the surest way to making sure you get the full levels of this essential vitamin.