URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, round, top round , separable lean only, trimmed to 1/8" fat, choice, raw, 1 oz Protein (g) 6.43 Total lipid (fat) (g) 1.36 Carbohydrate, by difference (g) 0 Energy (kcal) 39.69 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 5.67 Iron, Fe (mg) 0.6 Magnesium, Mg (mg) 7.09 Phosphorus, P (mg) 62.94 Potassium, K (mg) 99.79 Sodium, Na (mg) 16.16 Zinc, Zn (mg) 1.22 Copper, Cu (mg) 0.03 Manganese, Mn (mg) 0 Selenium, Se (mcg) 8.11 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.09 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.03 Riboflavin (mg) 0.05 Niacin (mg) 1.96 Pantothenic acid (mg) 0.19 Vitamin B-6 (mg) 0.19 Folate, total (mcg) 3.69 Vitamin B-12 (mcg) 0.54 Vitamin K (phylloquinone) (mcg) 0.34 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 3.69 Cholesterol (mg) 18.43 Fatty acids, total saturated (g) 0.46 Fatty acids, total monounsaturated (g) 0.57 Fatty acids, total polyunsaturated (g) 0.06