Acetyl L Carnitine 500 mg, 200 Veg Capsules NOW Foods Fruitful Yield L carnitine Supplement Benefits, Weight Control, Amino Acids, Fat Metabolism Tasman Health New Zealand 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 L Carnitine 500 mg 60 tablets Chicago Health Foods 6 Healthy Foods High in L Carnitine