Did you know L carnitine, a vital amino acid, is naturally produced by your body and found in various foods? While acetyl L carnitine (ALCAR) can be a beneficial supplement for some, most people get L Carnitine Dosage for Fat Loss Labrada Nutrition LABRADA INDIA L Carnitine 500 mg with Vitamin B 6 Medicine Center Pharmacy L carnitine biosynthesis. L carnitine can be partly provided by an Download Scientific Diagram Ingredient Spotlight: L Carnitine Source: Biosynthesised in the body from the amino acids Lysine and Methionine, L Carnitine is a conditionally essential nutrient involved in energy metabolism and fat transport. Key Benefits