URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Baking chocolate, unsweetened, squares, 1 square Protein (g) 3.74 Total lipid (fat) (g) 15.17 Carbohydrate, by difference (g) 8.65 Energy (kcal) 145.29 Sugars, total (g) 0.26 Fiber, total dietary (g) 4.81 Calcium, Ca (mg) 29.29 Iron, Fe (mg) 5.05 Magnesium, Mg (mg) 94.83 Phosphorus, P (mg) 116 Potassium, K (mg) 240.7 Sodium, Na (mg) 6.96 Zinc, Zn (mg) 2.79 Copper, Cu (mg) 0.94 Manganese, Mn (mg) 1.21 Selenium, Se (mcg) 2.35 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.12 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 11.02 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.04 Riboflavin (mg) 0.03 Niacin (mg) 0.39 Pantothenic acid (mg) 0.05 Vitamin B-6 (mg) 0.01 Folate, total (mcg) 8.12 Vitamin B-12 (mcg) 0 Vitamin K (phylloquinone) (mcg) 2.81 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 8.12 Cholesterol (mg) 0 Fatty acids, total saturated (g) 9.38 Fatty acids, total monounsaturated (g) 4.67 Fatty acids, total polyunsaturated (g) 0.45