United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Release 28
Full Report (All Nutrients):  11292, Onions, young green, tops only
Food Group: Vegetables and Vegetable Products
Scientific Name:  Allium cepa
Carbohydrate Factor: 3.57   Fat Factor:8.37   Protein Factor: 2.44  
heading Nutrient Unit
Value per 100 g
# of Data Points Std. Error
tbsp 6 g

stalk 12 g

cup chopped 71 g
Proximates Water 1 g 92.32 4 0.373 5.54 11.08 65.55
Proximates Energy kcal 27 -- -- 2 3 19
Proximates Energy kJ 112 -- -- 7 13 80
Proximates Protein g 0.97 4 0.031 0.06 0.12 0.69
Proximates Total lipid (fat) 1 g 0.47 4 0.056 0.03 0.06 0.33
Proximates Ash 1 g 0.51 4 0.057 0.03 0.06 0.36
Proximates Carbohydrate, by difference g 5.74 -- -- 0.34 0.69 4.08
Proximates Fiber, total dietary 1 g 1.8 4 0.075 0.1 0.2 1.3
Proximates Sugars, total g 3.91 -- -- 0.23 0.47 2.78
Proximates Sucrose 1 g 0.16 4 0.127 0.01 0.02 0.11
Proximates Glucose (dextrose) 1 g 1.64 4 0.114 0.10 0.20 1.16
Proximates Fructose 1 g 2.12 4 0.246 0.13 0.25 1.51
Proximates Lactose 1 g 0.00 4 0.000 0.00 0.00 0.00
Proximates Maltose 1 g 0.00 4 0.000 0.00 0.00 0.00
Proximates Galactose 1 g 0.00 4 0.000 0.00 0.00 0.00
Proximates Starch 1 g 0.00 1 -- 0.00 0.00 0.00
Minerals Calcium, Ca 1 mg 52 4 6.143 3 6 37
Minerals Iron, Fe 1 mg 0.51 4 0.027 0.03 0.06 0.36
Minerals Magnesium, Mg 1 mg 16 4 0.476 1 2 11
Minerals Phosphorus, P 1 mg 25 4 0.515 2 3 18
Minerals Potassium, K 1 mg 159 4 14.499 10 19 113
Minerals Sodium, Na 1 mg 15 4 4.584 1 2 11
Minerals Zinc, Zn 1 mg 0.20 4 0.016 0.01 0.02 0.14
Minerals Copper, Cu 1 mg 0.031 4 0.003 0.002 0.004 0.022
Minerals Manganese, Mn 1 mg 0.150 4 0.019 0.009 0.018 0.106
Minerals Selenium, Se µg 0.5 -- -- 0.0 0.1 0.4
Vitamins Vitamin C, total ascorbic acid 1 mg 13.4 4 0.972 0.8 1.6 9.5
Vitamins Thiamin 1 mg 0.030 4 0.000 0.002 0.004 0.021
Vitamins Riboflavin 1 mg 0.026 4 0.006 0.002 0.003 0.018
Vitamins Niacin 1 mg 0.330 4 0.032 0.020 0.040 0.234
Vitamins Pantothenic acid 1 mg 0.138 4 0.009 0.008 0.017 0.098
Vitamins Vitamin B-6 1 mg 0.088 4 0.007 0.005 0.011 0.062
Vitamins Folate, total 1 µg 30 2 -- 2 4 21
Vitamins Folic acid µg 0 -- -- 0 0 0
Vitamins Folate, food µg 30 2 -- 2 4 21
Vitamins Folate, DFE µg 30 -- -- 2 4 21
Vitamins Choline, total mg 4.3 -- -- 0.3 0.5 3.1
Vitamins Vitamin B-12 µg 0.00 -- -- 0.00 0.00 0.00
Vitamins Vitamin B-12, added µg 0.00 -- -- 0.00 0.00 0.00
Vitamins Vitamin A, RAE µg 200 -- -- 12 24 142
Vitamins Retinol µg 0 -- -- 0 0 0
Vitamins Carotene, beta µg 2400 -- -- 144 288 1704
Vitamins Carotene, alpha µg 0 -- -- 0 0 0
Vitamins Cryptoxanthin, beta µg 0 -- -- 0 0 0
Vitamins Vitamin A, IU IU 4000 -- -- 240 480 2840
Vitamins Lycopene µg 0 -- -- 0 0 0
Vitamins Lutein + zeaxanthin µg 858 -- -- 51 103 609
Vitamins Vitamin E (alpha-tocopherol) mg 0.21 -- -- 0.01 0.03 0.15
Vitamins Vitamin E, added mg 0.00 -- -- 0.00 0.00 0.00
Vitamins Vitamin D (D2 + D3) µg 0.0 -- -- 0.0 0.0 0.0
Vitamins Vitamin D IU 0 -- -- 0 0 0
Vitamins Vitamin K (phylloquinone) µg 156.3 -- -- 9.4 18.8 111.0
Lipids Fatty acids, total saturated g 0.087 -- -- 0.005 0.010 0.062
Lipids 4:0 g 0.000 -- -- 0.000 0.000 0.000
Lipids 6:0 g 0.000 -- -- 0.000 0.000 0.000
Lipids 8:0 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 10:0 1 g 0.012 1 -- 0.001 0.001 0.009
Lipids 12:0 1 g 0.003 1 -- 0.000 0.000 0.002
Lipids 14:0 1 g 0.006 1 -- 0.000 0.001 0.004
Lipids 15:0 1 g 0.002 1 -- 0.000 0.000 0.001
Lipids 16:0 1 g 0.045 1 -- 0.003 0.005 0.032
Lipids 17:0 1 g 0.001 1 -- 0.000 0.000 0.001
Lipids 18:0 1 g 0.012 1 -- 0.001 0.001 0.009
Lipids 20:0 1 g 0.002 1 -- 0.000 0.000 0.001
Lipids 22:0 1 g 0.002 1 -- 0.000 0.000 0.001
Lipids 24:0 1 g 0.002 1 -- 0.000 0.000 0.001
Lipids Fatty acids, total monounsaturated g 0.022 -- -- 0.001 0.003 0.016
Lipids 14:1 1 g 0.002 1 -- 0.000 0.000 0.001
Lipids 15:1 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 16:1 undifferentiated 1 g 0.002 -- -- 0.000 0.000 0.001
Lipids 16:1 c 1 g 0.002 1 -- 0.000 0.000 0.001
Lipids 16:1 t 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 17:1 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:1 undifferentiated 1 g 0.018 -- -- 0.001 0.002 0.013
Lipids 18:1 c 1 g 0.018 1 -- 0.001 0.002 0.013
Lipids 18:1 t 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:1 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:1 undifferentiated 1 g 0.000 -- -- 0.000 0.000 0.000
Lipids 22:1 c 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:1 t 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 24:1 c 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids Fatty acids, total polyunsaturated g 0.064 -- -- 0.004 0.008 0.045
Lipids 18:2 undifferentiated 1 g 0.043 -- -- 0.003 0.005 0.031
Lipids 18:2 n-6 c,c 1 g 0.043 1 -- 0.003 0.005 0.031
Lipids 18:2 CLAs 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:2 t not further defined 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:3 undifferentiated 1 g 0.021 -- -- 0.001 0.003 0.015
Lipids 18:3 n-3 c,c,c (ALA) 1 g 0.021 1 -- 0.001 0.003 0.015
Lipids 18:3 n-6 c,c,c 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 18:4 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:2 n-6 c,c 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:3 undifferentiated 1 g 0.000 -- -- 0.000 0.000 0.000
Lipids 20:3 n-6 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:4 undifferentiated 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 20:5 n-3 (EPA) 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:4 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:5 n-3 (DPA) 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids 22:6 n-3 (DHA) 1 g 0.000 1 -- 0.000 0.000 0.000
Lipids Fatty acids, total trans g 0.000 -- -- 0.000 0.000 0.000
Lipids Fatty acids, total trans-monoenoic g 0.000 -- -- 0.000 0.000 0.000
Lipids Cholesterol mg 0 -- -- 0 0 0
Other Alcohol, ethyl g 0.0 -- -- 0.0 0.0 0.0
Other Caffeine mg 0 -- -- 0 0 0
Other Theobromine mg 0 -- -- 0 0 0
Flavones Apigenin 2 mg 0.0 3 0 0.0 0.0 0.0
Flavones Luteolin 2 mg 0.0 3 0 0.0 0.0 0.0
Flavonols Isorhamnetin 3 mg 0.0 3 0 0.0 0.0 0.0
Flavonols Kaempferol 2, 3 mg 3.6 6 1.28 0.2 0.4 2.6
Flavonols Myricetin 2 mg 0.0 3 0 0.0 0.0 0.0
Flavonols Quercetin 2, 3 mg 0.0 6 0 0.0 0.0 0.0
Isoflavones Daidzein 4 mg 0.00 1 -- 0.00 0.00 0.00
Isoflavones Genistein 4 mg 0.00 1 -- 0.00 0.00 0.00
Isoflavones Total isoflavones 4 mg 0.00 1 -- 0.00 0.00 0.00

Sources of Data

1Nutrient Data Laboratory, ARS, USDA National Food and Nutrient Anlaysis Program Wave 12h , 2008  Beltsville MD  
2Franke, A.A., Custer, L.J., Arakaki, C., and Murphy, S.P. Vitamin C and flavonoid levels of fruits and vegetables consumed in Hawaii. , 2004 J. Food Comp. Anal. 17   pp.1-35
3Huang, Z., Wang, B., Eaves, D. H., Shikany, J. M., and Pace, R. D. Phenolic compound profile of selected vegetables frequently consumed by African Americans in the southeast United States. , 2007 Food Chemistry 103   pp.1395-1402
4Liggins, J., Bluck, L. J. C., Runswick, C., Atkinson, C., Coward, W. A., and Bingham, S. A. Daidzein and genistein content of vegetables. , 2000 Brit. J. Nutr. 84   pp.717-725