URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Blackberries, frozen, unsweetened, 1 package (18 oz) Protein (g) 6.02 Total lipid (fat) (g) 2.19 Carbohydrate, by difference (g) 79.92 Energy (kcal) 326.4 Sugars, total (g) 54.42 Fiber, total dietary (g) 25.5 Calcium, Ca (mg) 147.9 Iron, Fe (mg) 4.08 Magnesium, Mg (mg) 112.2 Phosphorus, P (mg) 153 Potassium, K (mg) 714 Sodium, Na (mg) 5.1 Zinc, Zn (mg) 1.27 Copper, Cu (mg) 0.61 Manganese, Mn (mg) 6.24 Selenium, Se (mcg) 2.04 Vitamin A, IU (IU) 581.4 Retinol (mcg) 0 Carotene, beta (mcg) 346.8 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 5.97 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 601.8 Vitamin C, total ascorbic acid (mg) 15.81 Thiamin (mg) 0.15 Riboflavin (mg) 0.23 Niacin (mg) 6.16 Pantothenic acid (mg) 0.77 Vitamin B-6 (mg) 0.31 Folate, total (mcg) 173.4 Vitamin B-12 (mcg) 0 Vitamin K (phylloquinone) (mcg) 100.98 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 173.4 Cholesterol (mg) 0 Fatty acids, total saturated (g) 0.08 Fatty acids, total monounsaturated (g) 0.21 Fatty acids, total polyunsaturated (g) 1.25