L Carnitine (500mg) NutraBio Brands Injectable l carnitine has 100% bioavailability and it's a supplement, not steroid. Even as a natty you can use and it can also help you in your bulking process, not just in fat L Carnitine Injections: A Clinical Guide for Practitioners National Medical Resources Inc Lets talk about L Carnitine, If youre in the gym community, youve probably heard of L Carnitine but what actually is it?, L Carnitine is a naturally occurring compound that plays a role in helping L Carnitine Injection: Maximize Fat Burning, Energy & Metabolism L Carnitine ProSupps.com