URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, chuck, mock tender steak, separable lean only, trimmed to 1/4" fat, USDA choice, raw, 1 lb Protein (g) 85.73 Total lipid (fat) (g) 16.6 Carbohydrate, by difference (g) 0 Energy (kcal) 517.1 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 27.22 Iron, Fe (mg) 11.43 Magnesium, Mg (mg) 95.26 Phosphorus, P (mg) 934.42 Potassium, K (mg) 1723.68 Sodium, Na (mg) 308.45 Zinc, Zn (mg) 22.45 Copper, Cu (mg) 0.44 Selenium, Se (mcg) 90.72 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.59 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.53 Riboflavin (mg) 0.85 Niacin (mg) 15.04 Vitamin B-6 (mg) 1.77 Folate, total (mcg) 31.75 Vitamin B-12 (mcg) 14.02 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 31.75 Cholesterol (mg) 263.09 Fatty acids, total saturated (g) 5.9 Fatty acids, total monounsaturated (g) 8.94 Fatty acids, total polyunsaturated (g) 1.5