URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Leeks, (bulb and lower leaf-portion), raw, 1 slice Protein (g) 0.09 Total lipid (fat) (g) 0.02 Carbohydrate, by difference (g) 0.85 Energy (kcal) 3.66 Sugars, total (g) 0.23 Fiber, total dietary (g) 0.11 Calcium, Ca (mg) 3.54 Iron, Fe (mg) 0.13 Magnesium, Mg (mg) 1.68 Phosphorus, P (mg) 2.1 Potassium, K (mg) 10.8 Sodium, Na (mg) 1.2 Zinc, Zn (mg) 0.01 Copper, Cu (mg) 0.01 Manganese, Mn (mg) 0.03 Selenium, Se (mcg) 0.06 Vitamin A, IU (IU) 100.02 Retinol (mcg) 0 Carotene, beta (mcg) 60 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.06 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 114 Vitamin C, total ascorbic acid (mg) 0.72 Thiamin (mg) 0 Riboflavin (mg) 0 Niacin (mg) 0.02 Pantothenic acid (mg) 0.01 Vitamin B-6 (mg) 0.01 Folate, total (mcg) 3.84 Vitamin B-12 (mcg) 0 Vitamin K (phylloquinone) (mcg) 2.82 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 3.84 Cholesterol (mg) 0 Fatty acids, total saturated (g) 0 Fatty acids, total monounsaturated (g) 0 Fatty acids, total polyunsaturated (g) 0.01