tehe at first when I did this post it said lean beer. Maybe next week I will do a lean beer post. baha. 

Beef is a great source of iron, and one of the easiest for your body to absorb. It is helpful to turn food into energy and is great for building muscle. It has vitamin E which is great for boosting brain power. Lean beef can be a bit tough, due to lack of fat, so marinating it will help.