URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Fast foods, submarine sandwich, with cold cuts, 1 submarine Protein (g) 21.84 Total lipid (fat) (g) 18.63 Carbohydrate, by difference (g) 51.05 Energy (kcal) 456 Calcium, Ca (mg) 189.24 Iron, Fe (mg) 2.51 Magnesium, Mg (mg) 68.4 Phosphorus, P (mg) 287.28 Potassium, K (mg) 394.44 Sodium, Na (mg) 1650.72 Zinc, Zn (mg) 2.58 Copper, Cu (mg) 0.3 Manganese, Mn (mg) 0.53 Selenium, Se (mcg) 30.78 Vitamin A, IU (IU) 424.08 Retinol (mcg) 59.28 Vitamin C, total ascorbic acid (mg) 12.31 Thiamin (mg) 1 Riboflavin (mg) 0.8 Niacin (mg) 5.49 Pantothenic acid (mg) 0.89 Vitamin B-6 (mg) 0.14 Folate, total (mcg) 86.64 Vitamin B-12 (mcg) 1.09 Folic acid (mcg) 31.92 Folate, DFE (mcg_DFE) 109.44 Cholesterol (mg) 36.48 Fatty acids, total saturated (g) 6.81 Fatty acids, total monounsaturated (g) 8.23 Fatty acids, total polyunsaturated (g) 2.28