URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, round, tip round, separable lean only, trimmed to 1/4" fat, choice, raw, 1 oz Protein (g) 5.98 Total lipid (fat) (g) 1.25 Carbohydrate, by difference (g) 0 Energy (kcal) 36.85 Fiber, total dietary (g) 0 Calcium, Ca (mg) 1.13 Iron, Fe (mg) 0.62 Magnesium, Mg (mg) 6.8 Phosphorus, P (mg) 59.54 Potassium, K (mg) 103.19 Sodium, Na (mg) 17.58 Zinc, Zn (mg) 1.38 Copper, Cu (mg) 0.02 Manganese, Mn (mg) 0 Selenium, Se (mcg) 5.7 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.03 Riboflavin (mg) 0.06 Niacin (mg) 0.96 Pantothenic acid (mg) 0.1 Vitamin B-6 (mg) 0.12 Folate, total (mcg) 2.27 Vitamin B-12 (mcg) 0.91 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 2.27 Cholesterol (mg) 17.01 Fatty acids, total saturated (g) 0.43 Fatty acids, total monounsaturated (g) 0.51 Fatty acids, total polyunsaturated (g) 0.06