URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, variety meats and by-products, lungs, cooked, braised, 1 oz Protein (g) 17.34 Total lipid (fat) (g) 3.14 Carbohydrate, by difference (g) 0 Energy (kcal) 102 Fiber, total dietary (g) 0 Calcium, Ca (mg) 9.35 Iron, Fe (mg) 4.59 Magnesium, Mg (mg) 8.5 Phosphorus, P (mg) 151.3 Potassium, K (mg) 147.05 Sodium, Na (mg) 85.85 Zinc, Zn (mg) 1.39 Copper, Cu (mg) 0.19 Manganese, Mn (mg) 0.01 Selenium, Se (mcg) 42.76 Vitamin A, IU (IU) 33.15 Retinol (mcg) 10.2 Vitamin C, total ascorbic acid (mg) 27.8 Thiamin (mg) 0.03 Riboflavin (mg) 0.12 Niacin (mg) 2.12 Pantothenic acid (mg) 0.53 Vitamin B-6 (mg) 0.02 Folate, total (mcg) 6.8 Vitamin B-12 (mcg) 2.2 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 6.8 Cholesterol (mg) 235.45 Fatty acids, total saturated (g) 1.08 Fatty acids, total monounsaturated (g) 0.81 Fatty acids, total polyunsaturated (g) 0.43