Carnitine Rich Foods: Understanding L Carnitine and Its Benefits Loyal Carnitine Metaboost Red Mountain Weight Loss Beef is an iron powerhouse. On average, 100 grams of cooked beef delivers 3.5 mg of iron (19% DV) that's over three times the amount in the same serving of chicken breast! 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 600 mg 100 tablets