URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, round, bottom round, separable lean and fat, trimmed to 1/8" fat, choice, raw, 1 oz Protein (g) 5.87 Total lipid (fat) (g) 3.44 Carbohydrate, by difference (g) 0 Energy (kcal) 56.13 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 4.54 Iron, Fe (mg) 0.52 Magnesium, Mg (mg) 6.24 Phosphorus, P (mg) 55.85 Potassium, K (mg) 90.44 Sodium, Na (mg) 15.03 Zinc, Zn (mg) 1.08 Copper, Cu (mg) 0.03 Manganese, Mn (mg) 0 Selenium, Se (mcg) 7.09 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.1 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.02 Riboflavin (mg) 0.04 Niacin (mg) 1.78 Pantothenic acid (mg) 0.17 Vitamin B-6 (mg) 0.17 Folate, total (mcg) 3.12 Vitamin B-12 (mcg) 0.5 Vitamin K (phylloquinone) (mcg) 0.4 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 3.12 Cholesterol (mg) 17.29 Fatty acids, total saturated (g) 1.36 Fatty acids, total monounsaturated (g) 1.49 Fatty acids, total polyunsaturated (g) 0.13