URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Fast foods, roast beef sandwich, plain, 1 sandwich Protein (g) 21.5 Total lipid (fat) (g) 13.76 Carbohydrate, by difference (g) 33.44 Energy (kcal) 346.11 Calcium, Ca (mg) 54.21 Iron, Fe (mg) 4.23 Magnesium, Mg (mg) 30.58 Phosphorus, P (mg) 239.08 Potassium, K (mg) 315.53 Sodium, Na (mg) 792.3 Zinc, Zn (mg) 3.39 Copper, Cu (mg) 0.1 Manganese, Mn (mg) 0.13 Selenium, Se (mcg) 29.19 Vitamin A, IU (IU) 209.89 Retinol (mcg) 0 Vitamin C, total ascorbic acid (mg) 2.08 Thiamin (mg) 0.38 Riboflavin (mg) 0.31 Niacin (mg) 5.87 Pantothenic acid (mg) 0.83 Vitamin B-6 (mg) 0.26 Folate, total (mcg) 56.99 Vitamin B-12 (mcg) 1.22 Folic acid (mcg) 16.68 Folate, DFE (mcg_DFE) 68.11 Cholesterol (mg) 51.43 Fatty acids, total saturated (g) 3.61 Fatty acids, total monounsaturated (g) 6.8 Fatty acids, total polyunsaturated (g) 1.71