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 Safety and efficacy of L carnitine supplementation in improving cardiac function of hemodialysis patients: a systematic review and meta analysis International Urology and Nephrology Springer Nature Link L Carnitine 1000 Super Activlab L Carnitine Injection (Intramuscular): How It Works & What to Expect Mesotherapy Cocktails, Exosomes Regenerative Skin Boosters L Carnitine Dosage Explained: A Complete Guide The Science of Good Health Liquid L Carnitine Energy, Metabolism & Fat Burning