Value Per Nutrient Food 3.46 mcg 100 grams Vitamin B-12 Fish, spot, cooked, dry heat 3.46 mcg 100 grams Vitamin B-12 Fish, seatrout, mixed species, cooked, dry heat 3.46 mcg 100 grams Vitamin B-12 Beef, rib, shortribs, separable lean only, choice, cooked, braised 3.45 mcg 100 grams Vitamin B-12 Beef, chuck, short ribs, boneless, separable lean and fat, trimmed to 0" fat, all grades, cooked, braised 3.45 mcg 100 grams Vitamin B-12 Elk, free range, ground, raw (Shoshone Bannock) 3.45 mcg 100 grams Vitamin B-12 Beef, cured, breakfast strips, cooked 3.44 mcg 100 grams Vitamin B-12 Fish, smelt, rainbow, raw 3.44 mcg 100 grams Vitamin B-12 Beef, chuck, blade roast, separable lean and fat, trimmed to 1/8" fat, select, raw