Value Per Nutrient Food 1.15 mcg 100 grams Vitamin B-12 Beef, bottom sirloin, tri-tip roast, separable lean only, trimmed to 0" fat, choice, raw 1.15 mcg 100 grams Vitamin B-12 Beef, short loin, top loin, steak, separable lean and fat, trimmed to 1/8" fat, choice, raw 1.15 mcg 100 grams Vitamin B-12 Buffalo, free range, top round steak, raw (Shoshone Bannock) 1.14 mcg 100 grams Vitamin B-12 Chicken, capons, giblets, cooked, simmered 1.13 mcg 100 grams Vitamin B-12 Beef, short loin, top loin, steak, separable lean only, trimmed to 1/8" fat, all grades, raw 1.13 mcg 100 grams Vitamin B-12 Pork, fresh, shoulder, blade, boston (steaks), separable lean only, cooked, broiled 1.13 mcg 100 grams Vitamin B-12 Fast foods, cheeseburger; single, large patty; with condiments, vegetables and ham 1.13 mcg 100 grams Vitamin B-12 Fish, flatfish (flounder and sole species), raw