L Carnitine is often marketed as a fat burner, but most people dont realize that oral and injectable L Carnitine are not the same..Oral L Carnitine has poor absorption (only 20% bioavailability), Basic L Carnitine Capsules 500mg, 36 ct Kroger Levocarnitine Liv Hospital L Carnitine inj. 30 ml ActiFolic Europe Carnitine RU58841 GHK Cu & More L Carnitine Injections: What You Should Know , L Carnitine is not a fat burner its a metabolic support tool., Its role is to help transport fatty acids into the mitochondria, where theyre L Carnitine Injection: Maximize Fat Burning, Energy & Metabolism