URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, chuck, mock tender steak, separable lean only, trimmed to 0" fat, USDA select, cooked, broiled, 1 oz ( 1 serving ) Protein (g) 22.21 Total lipid (fat) (g) 4.27 Carbohydrate, by difference (g) 0 Energy (kcal) 133.45 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 5.95 Iron, Fe (mg) 2.38 Magnesium, Mg (mg) 19.55 Phosphorus, P (mg) 184.45 Potassium, K (mg) 249.05 Sodium, Na (mg) 57.8 Zinc, Zn (mg) 6.66 Copper, Cu (mg) 0.1 Selenium, Se (mcg) 21.5 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.14 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.1 Riboflavin (mg) 0.2 Niacin (mg) 3.12 Vitamin B-6 (mg) 0.28 Folate, total (mcg) 6.8 Vitamin B-12 (mcg) 2.91 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 6.8 Cholesterol (mg) 50.15 Fatty acids, total saturated (g) 1.7 Fatty acids, total monounsaturated (g) 2.09 Fatty acids, total polyunsaturated (g) 0.31