Burn Bundle MICC & L Carnitine Injections for Fat Burn & Energy Olympia Pharmacy Injectable L Carnitine > Oral L Carnitine BUT do you REALLY need it?, , I dont think so., , L Carnitine is a medicine often prescribed by doctors to patients with heart issues., , In theory, it L Carnitine500, 500 mg, 120 Capsules Frontline Formulations L Carnitine Hawaiian Punch L Carnitine 5000 EC Sports Supplements 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),