Targeting Skeletal Muscle Dysfunction With L Carnitine for the Treatment of Patients With Chronic Obstructive Pulmonary Disease In Vivo The carnitine system and cancer metabolic plasticity Cell Death & Disease The Insight New research shows that a six month course of L carnitine supplementation, given at 100 milligrams per kilogram of body weight per day, led to meaningful improvements in children with Levocarnitine Tablets (330 mg) Levocarnitine Oral Solution (1 g 10 mL multiple unit container) Levocarnitine Oral Solution (Sugar Free) (1 g 10 mL multiple unit container) For oral use only. Not for parenteral use.