URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Cake, chocolate, commercially prepared with chocolate frosting, 1 piece (1/8 of 18 oz cake) Protein (g) 2.62 Total lipid (fat) (g) 10.5 Carbohydrate, by difference (g) 34.94 Energy (kcal) 234.88 Fiber, total dietary (g) 1.79 Calcium, Ca (mg) 27.52 Iron, Fe (mg) 1.41 Magnesium, Mg (mg) 21.76 Phosphorus, P (mg) 78.08 Potassium, K (mg) 128 Sodium, Na (mg) 213.76 Zinc, Zn (mg) 0.44 Copper, Cu (mg) 0.15 Manganese, Mn (mg) 0.21 Selenium, Se (mcg) 2.11 Vitamin A, IU (IU) 54.4 Retinol (mcg) 16.64 Vitamin C, total ascorbic acid (mg) 0.06 Thiamin (mg) 0.02 Riboflavin (mg) 0.09 Niacin (mg) 0.37 Pantothenic acid (mg) 0.13 Vitamin B-6 (mg) 0.03 Folate, total (mcg) 10.88 Vitamin B-12 (mcg) 0.09 Folic acid (mcg) 5.76 Folate, DFE (mcg_DFE) 14.72 Cholesterol (mg) 26.88 Fatty acids, total saturated (g) 3.05 Fatty acids, total monounsaturated (g) 5.61 Fatty acids, total polyunsaturated (g) 1.18