URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Salad dressing, mayonnaise, soybean oil, without salt, 1 cup Protein (g) 2.42 Total lipid (fat) (g) 174.68 Carbohydrate, by difference (g) 5.94 Energy (kcal) 1577.4 Fiber, total dietary (g) 0 Calcium, Ca (mg) 39.6 Iron, Fe (mg) 1.1 Phosphorus, P (mg) 61.6 Potassium, K (mg) 74.8 Sodium, Na (mg) 66 Selenium, Se (mcg) 3.52 Vitamin A, IU (IU) 616 Retinol (mcg) 184.8 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0 Riboflavin (mg) 0 Niacin (mg) 0 Cholesterol (mg) 129.8 Fatty acids, total saturated (g) 25.96 Fatty acids, total monounsaturated (g) 49.94 Fatty acids, total polyunsaturated (g) 81.62