Is liver good for you? If you haven’t eaten organ meats before you may be surprised to know that there are many nutritional benefits to eating them and beef liver is no exception. Beef liver contains several essential nutrients and may make a good addition to your diet. Nutrition facts for beef liver show that it is a very good source of vitamins A, B12, and B6, as well as niacin, copper, and iron. These nutrients are important for various functions in the body including immune support, energy,