Yes, you can eat it. Pig leg bones are normal, thighs are thick and calves are thick. They are rich in nutrition, can supplement trace elements such as protein, iron and calcium, and are edible. Pig leg bone refers to tubular bone. There is a hole in the middle, which can accommodate the big bone of bone marrow. The better bone should be the leg bone of the hind leg, because the bone here is thicker.