Acetyl L Carnitine (ALCAR) Supplement for Horses Mad Barn L Carnitine 500mg 60 Tablets Weight Management H&B L Carnitine 500 mg Supplement Energy and Fat Metabolism Support Country Life Vitamins 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. PDF) Comparison of pharmacokinetics of L carnitine, Acetyl L carnitine and Propionyl Lcarnitine after single oral administration of L carnitine in healthy volunteers