Health benefits of eating beef for heart health Carnitine: Requirements, food sources, benefits, and risks Levokarnitin Stock Illustration Download Image Now Beef, Biology, Care iStock If you're looking to add some nutritious foods to your diet, don't forget the classics! Beef has so many research backed health benefits. Here are just a few. Carnitine plays crucial role in energy production esp for the heart, fueling mitochondria (cell furnaces). Highest food source? Only animal food, especially red meat; lamb and beef are best. (Redder the I like this one from my buddy @livevitae! Meat is SO much more than protein It is full of unique nutrients that don't occur in significant amounts (or at all) in plants