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 Supports muscle growth, improves strength and endurance, and aids in faster recovery for optimal performance and physique development. Acetyl L Carnitine HCL Muscle Support for Horses, Powder