Value Per Nutrient Food 1.97 mcg 100 grams Vitamin B-12 Beef, grass-fed, ground, raw 1.96 mcg 100 grams Vitamin B-12 Lamb, Australian, imported, fresh, rib, separable lean only, trimmed to 1/8" fat, cooked, roasted 1.96 mcg 100 grams Vitamin B-12 Peppered loaf, pork, beef 1.96 mcg 100 grams Vitamin B-12 Luncheon sausage, pork and beef 1.96 mcg 100 grams Vitamin B-12 Energy drink, RED BULL, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12 1.95 mcg 100 grams Vitamin B-12 Elk, free range, roast, eye of round, cooked (Shoshone Bannock) 1.95 mcg 100 grams Vitamin B-12 Beef, brisket, flat half, boneless, separable lean only, trimmed to 0" fat, select, raw 1.95 mcg 100 grams Vitamin B-12 Egg, yolk, raw, fresh