If you have a low vitamin B12 level, injections can go a long way toward improving your health and well being. But if your B12 level is normal, don't fall for claims that Smartshot Sheep B12 Injection for Sheep & Cattle Vetpost Thinking of a B12 injection for wellness? Here's what you need to know Vitamin B12 injections are prescription only medications and for good reason. They're intended to treat a clinically Did you know there was more than 1 form of Vitamin B12? Hydroxycobalamin Created naturally by bacteria fermentation and is the main type found in food. Easy conversion into methyl B12 with the