Protein is found in beef, as well as the minerals iron, zinc, and phosphorus.
Canada Grade A beef is the highest quality beef from youthful animals. Canada Grade A beef is bright red, firm, fine grained, and has firm, whitish fat. Canada Grade B beef is divided into three classifications. The fat in Canada Grade B has a yellowish tinge to it, has a slightly coarser grain, is medium to dark red in colour, and comes from youthful animals. Canada Grade D and E comes from mature, older animals that are used primarily for ground beef or processed products.