URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Asparagus, raw, 1 spear, small (5" long or less) Protein (g) 0.26 Total lipid (fat) (g) 0.01 Carbohydrate, by difference (g) 0.47 Energy (kcal) 2.4 Sugars, total (g) 0.23 Fiber, total dietary (g) 0.25 Calcium, Ca (mg) 2.88 Iron, Fe (mg) 0.26 Magnesium, Mg (mg) 1.68 Phosphorus, P (mg) 6.24 Potassium, K (mg) 24.24 Sodium, Na (mg) 0.24 Zinc, Zn (mg) 0.06 Copper, Cu (mg) 0.02 Manganese, Mn (mg) 0.02 Selenium, Se (mcg) 0.28 Vitamin A, IU (IU) 90.72 Retinol (mcg) 0 Carotene, beta (mcg) 53.88 Carotene, alpha (mcg) 1.08 Vitamin E (alpha-tocopherol) (mg) 0.14 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 85.2 Vitamin C, total ascorbic acid (mg) 0.67 Thiamin (mg) 0.02 Riboflavin (mg) 0.02 Niacin (mg) 0.12 Pantothenic acid (mg) 0.03 Vitamin B-6 (mg) 0.01 Folate, total (mcg) 6.24 Vitamin B-12 (mcg) 0 Vitamin K (phylloquinone) (mcg) 4.99 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 6.24 Cholesterol (mg) 0 Fatty acids, total saturated (g) 0.01 Fatty acids, total monounsaturated (g) 0 Fatty acids, total polyunsaturated (g) 0.01