IMPORTANCE OF BEEF Beef is an important part of a healthy diet. It contains a fair amount of fat, but it is also a concentrated source of protein, vitamins, and minerals. L carnitine Effect, intake, dosage and much more BIOGENA International Beef It's more than just protein and fat. Most people think beef is simply a source of protein with a bit of fat, but science paints a much richer picture. Beef The bright and the dark sides of L carnitine supplementation: a systematic review Journal of the International Society of Sports Nutrition Springer Nature Link MARNYS L Carnitine 2000 20 vials