MIC + B12 + L carnitine = pure energy and fat burning. In short, our best selling lipotropic shot! #b12 #weighlossjourney #energy #bocaratonflorida Taking Vitamin B12? Read this first. While B12 is often hailed as a safe energy and brain booster, many real users are reporting unexpected side effects including anxiety, insomnia, B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics 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