URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, round, knuckle, tip center, steak, separable lean and fat, trimmed to 0" fat, choice, raw, 1 steak Protein (g) 43.35 Total lipid (fat) (g) 14.32 Carbohydrate, by difference (g) 0 Energy (kcal) 313.5 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 10.45 Iron, Fe (mg) 4.05 Magnesium, Mg (mg) 50.16 Phosphorus, P (mg) 447.26 Potassium, K (mg) 762.85 Sodium, Na (mg) 112.86 Zinc, Zn (mg) 10.76 Copper, Cu (mg) 0.16 Manganese, Mn (mg) 0.02 Selenium, Se (mcg) 63.95 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.44 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.15 Riboflavin (mg) 0.37 Niacin (mg) 10.23 Pantothenic acid (mg) 1.49 Vitamin B-6 (mg) 1.1 Folate, total (mcg) 22.99 Vitamin B-12 (mcg) 8.44 Vitamin K (phylloquinone) (mcg) 0 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 22.99 Cholesterol (mg) 121.22 Fatty acids, total saturated (g) 4.81 Fatty acids, total monounsaturated (g) 5.22 Fatty acids, total polyunsaturated (g) 0.67