What are Vitamin B12 injections Vitamin B12 injections are used to quickly raise your B12 levels when they're low or when your body can't absorb it properly from food or tablets. What Vitamin B12 Injection LADRU Boost your energy and support your glow from the inside out! Our B12 injections help promote healthy blood, brain, and nerve function, plus overall wellness. Everyone can get a B12 Troy Vitamin B12 Injection 100ml VetShopMax