Foods High in L Carnitine for Energy and Health Marnys L Carnitine Pure Powder, 3 oz (85 g) Now Foods Acetyl L Carnitine 500 mg 200 vegetarian capsules Miss Lamonique L Carnitine vs Fat Burner Which Is For You? L Carnitine Liquid Force Factor What is L Carnitine? L Carnitine is a naturally occurring amino acid derivative that the human body can synthesize itself. It is mainly found in red meat and dairy products. [1] Core Benefits of