Amazon.com: Pure Original Ingredients Acetyl L Carnitine, (100 Capsules) Always Pure, No Additives Or Fillers, Lab Verified : Health & Household L CARNITINE 500 MG Mother's Cupboard Nutrition Maddie Butcher L Carnitine is a naturally occurring amino acid that plays a key role in energy production. Its main job? Helping your body transport Instagram L Carnitine is an amino acid that supports weight loss as it is a fat burning supplement. L Carnitine Push is a direct and quick IV infusion procedure that can be done on a weekly American Regent Introduces Levocarnitine Injection, USP; FDA Approved, "AP" Rated, and Therapeutically Equivalent to Carnitor Acetyl L Carnitine, 500 mg, 120 Vegetarian Capsules