L-Carnitine 3000 mg Ampules – 25ml L-Carnitine 3000 mg Ampules – 25ml The primary function of L-Carnitine in the body is to regulate fat oxidation (burning). L-Carnitine is responsible for transporting fat to the fat furnace in our cells called mitochondria. Unless fat makes it to the mitochondria. l carnitine shot​ BUY WHAT ARE OTHER BENEFITS OF AN L-CARNITINE INJECTION? Besides just helping people burn fat and lose weight, L-Carnitine has a variety of other benefits. If you go to Medarts Weight Loss Specialists for an L-Carnitine Injection, you could experience some benefits. Here are a few of them: