URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Crackers, crispbread, rye, 1 cracker, Norwegian flatbread (4-3/4" x 2-3/4" x 1/16") Protein (g) 0.46 Total lipid (fat) (g) 0.08 Carbohydrate, by difference (g) 4.77 Energy (kcal) 21.23 Sugars, total (g) 0.06 Fiber, total dietary (g) 0.96 Calcium, Ca (mg) 1.8 Iron, Fe (mg) 0.14 Magnesium, Mg (mg) 4.52 Phosphorus, P (mg) 15.6 Potassium, K (mg) 18.5 Sodium, Na (mg) 15.31 Zinc, Zn (mg) 0.14 Copper, Cu (mg) 0.01 Manganese, Mn (mg) 0.14 Selenium, Se (mcg) 2.12 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Carotene, beta (mcg) 0 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.05 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 11.25 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.01 Riboflavin (mg) 0.01 Niacin (mg) 0.06 Pantothenic acid (mg) 0.04 Vitamin B-6 (mg) 0.01 Folate, total (mcg) 2.73 Vitamin B-12 (mcg) 0 Vitamin K (phylloquinone) (mcg) 0.35 Folic acid (mcg) 1.45 Folate, DFE (mcg_DFE) 3.77 Cholesterol (mg) 0 Fatty acids, total saturated (g) 0.01 Fatty acids, total monounsaturated (g) 0.01 Fatty acids, total polyunsaturated (g) 0.03