Grass-fed beef refers to meat from cattle raised eating grass, milk, and other greens. Ground beef has three essential nutrients: iron, protein, and zinc. You may still wonder if ground beef is ...

So, if you’re eating grass-fed beef, lamb and dairy, you can do so with a clear conscience, knowing you are part of the solution, not the problem. “University of Oxford Professor Myles Allen ...

But there's a catch: To be as healthy as a cave man you have to eat certain kinds of fish, wild game such as venison, or grass-fed meat such as beef. They found that wild game, such as venison or elk ...