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 The effect of l carnitine supplementation on mortality and clinical outcomes in ventilator dependent critically ill patients with obesity and COVID 19: Protocol for a randomized double blind placebo controlled trial ScienceDirect L CARNITINE increases muscle mass, reduces fat mass. Bangkok Hospital Headquarter Nutriplus L Carnitine Shot Farmasi UK L Carnitine Levocarnitine: View Uses, Side Effects and Medicines L carnitine benefits, uses & dosage: A complete guide