Value Per Nutrient Food 2.56 mcg 100 grams Vitamin B-12 Beef, ground, 90% lean meat / 10% fat, patty, cooked, broiled 2.56 mcg 100 grams Vitamin B-12 Beef, rib, whole (ribs 6-12), separable lean and fat, trimmed to 1/8" fat, prime, cooked, roasted 2.56 mcg 100 grams Vitamin B-12 Beef, variety meats and by-products, mechanically separated beef, raw 2.56 mcg 100 grams Vitamin B-12 Beef, rib, shortribs, separable lean and fat, choice, raw 2.56 mcg 100 grams Vitamin B-12 Beef, rib, whole (ribs 6-12), separable lean and fat, trimmed to 1/8" fat, all grades, cooked, roasted 2.56 mcg 100 grams Vitamin B-12 Lamb, domestic, shoulder, arm, separable lean and fat, trimmed to 1/8" fat, choice, roasted 2.56 mcg 100 grams Vitamin B-12 Lamb, domestic, rib, separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled 2.55 mcg 100 grams Vitamin B-12 Lamb, domestic, composite of trimmed retail cuts, separable lean and fat, trimmed to 1/4" fat, choice, cooked