URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, plate, inside skirt steak, separable lean only, trimmed to 1/4" fat, all grades, raw, 1 oz Protein (g) 5.98 Total lipid (fat) (g) 2.34 Carbohydrate, by difference (g) 0 Energy (kcal) 46.49 Sugars, total (g) 0 Fiber, total dietary (g) 0 Calcium, Ca (mg) 2.27 Iron, Fe (mg) 0.64 Magnesium, Mg (mg) 5.95 Phosphorus, P (mg) 55.85 Potassium, K (mg) 104.61 Sodium, Na (mg) 18.99 Zinc, Zn (mg) 1.4 Copper, Cu (mg) 0.02 Selenium, Se (mcg) 4.22 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.02 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) 1.07 Vitamin B-6 (mg) 0.12 Folate, total (mcg) 1.98 Vitamin B-12 (mcg) 1.06 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 1.98 Cholesterol (mg) 16.16 Fatty acids, total saturated (g) 0.89 Fatty acids, total monounsaturated (g) 1.2 Fatty acids, total polyunsaturated (g) 0.1