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 Vitamin L Carnitine Healthy Nutrient Rich Food Vector Illustration Stock Vector Illustration of food, organic: 187983218 6 Healthy Foods High in L Carnitine NOW SPORTS TRIPLE STRENGTH L CARNITINE 3000 MG ENERGY SUPPORT DIETARY SUPPLEMENT 473 ML LIQUID L Carnitine 500 mg 60 tablets Chicago Health Foods