URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, top sirloin, separable lean only, trimmed to 1/8" fat, choice, raw, 1 lb Protein (g) 99.38 Total lipid (fat) (g) 20.96 Carbohydrate, by difference (g) 0 Energy (kcal) 612.36 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 127.01 Iron, Fe (mg) 7.39 Magnesium, Mg (mg) 104.33 Phosphorus, P (mg) 929.88 Potassium, K (mg) 1551.31 Sodium, Na (mg) 258.55 Zinc, Zn (mg) 18.78 Copper, Cu (mg) 0.33 Manganese, Mn (mg) 0.06 Selenium, Se (mcg) 115.67 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 1.5 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.28 Riboflavin (mg) 0.49 Niacin (mg) 33.66 Pantothenic acid (mg) 2.96 Vitamin B-6 (mg) 2.73 Folate, total (mcg) 58.97 Vitamin B-12 (mcg) 5.4 Vitamin K (phylloquinone) (mcg) 5.9 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 58.97 Cholesterol (mg) 213.19 Fatty acids, total saturated (g) 7.75 Fatty acids, total monounsaturated (g) 8.44 Fatty acids, total polyunsaturated (g) 0.91