Injectable L Carnitine for Slimming: Does It Really Work? National Medical Resources Inc L carnitine is an amino acid derivative that plays a crucial role in the bodys energy production processes. As an injectable supplement, L carnitine has been employed to support various health NOW OFFERING L Carnitine Injections, $25.00 to support your weight loss! Given Intramuscular injection Injected L Carnitine skips the stomach for more effective results!, #stevenspointwi L Carnitine injection is recommended at 1 ampule every 2 3 days for best results. The L Carnitine is taken intravenously either by normal injection or using a butterfly needle. After taking this L Carnitine, you