Value Per Nutrient Food 0.80 mcg 100 grams Vitamin B-12 Pork, fresh, shoulder, whole, separable lean and fat, cooked, roasted 0.80 mcg 100 grams Vitamin B-12 Fast foods, hamburger; single, regular patty; with condiments and vegetables 0.80 mcg 100 grams Vitamin B-12 Fast Food, Pizza Chain, 14" Pizza, cheese topping, thin crust 0.80 mcg 100 grams Vitamin B-12 Pork, cured, ham, extra lean and regular, canned, unheated 0.80 mcg 100 grams Vitamin B-12 Fish, burbot, raw 0.80 mcg 100 grams Vitamin B-12 Pork, fresh, loin, blade (roasts), bone-in, separable lean only, cooked, roasted 0.80 mcg 100 grams Vitamin B-12 Pork, cured, ham, boneless, extra lean and regular, unheated 0.80 mcg 100 grams Vitamin B-12 USDA Commodity, turkey ham, dark meat, smoked, frozen