United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Legacy Release
Try FoodData Central Statistics Report:  11333, Peppers, sweet, green, raw
heading Nutrient Unit Value (100g) Data Points Std. Error Min Max df LB UB # Studies Source NDB Ref Last Modified
Proximates Water 1 g 93.89 25 0.180 89.9 94.9 3.0 93.35 94.43 6 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Proximates Energy kcal 20 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Proximates Energy kJ 84 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Proximates Protein 1 g 0.86 16 0.020 0.68 0.92 9.0 0.81 0.91 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Proximates Total lipid (fat) 1 g 0.17 17 0.004 0.13 0.28 3.0 0.16 0.18 3 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Proximates Ash 1 g 0.43 4 0.020 0.37 0.49 3.0 0.34 0.5 1 Analytical or derived from analytical -- 03/01/2003
Proximates Carbohydrate, by difference g 4.64 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Proximates Fiber, total dietary g 1.7 18 0.016 1.4 1.9 2.0 1.5 1.7 2 Analytical or derived from analytical -- 03/01/2003
Proximates Sugars, total g 2.40 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Proximates Sucrose 1 g 0.11 8 0.030 0 0.4 2.0 -0.03 0.25 3 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Proximates Glucose (dextrose) 1 g 1.16 9 0.050 0.71 1.5 2.0 0.97 1.35 4 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Proximates Fructose 1 g 1.12 9 0.010 1.04 1.3 5.0 1.08 1.16 4 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Proximates Lactose 1 g 0.00 5 0.000 0 0 -- -- -- 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Proximates Maltose 1 g 0.00 5 0.000 0 0 -- -- -- 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Proximates Galactose g 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 10/01/2002
Proximates Starch 1 g 0.00 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2003
Minerals Calcium, Ca 1 mg 10 64 0.000 6 15 34.0 9.0 10.0 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Iron, Fe 1 mg 0.34 65 0.010 0.15 0.59 35.0 0.32 0.36 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Magnesium, Mg 1 mg 10 65 0.000 3 14 35.0 9.0 10.0 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Phosphorus, P 1 mg 20 64 0.000 7 25 25.0 18.0 20.0 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Potassium, K 1 mg 175 64 4.000 63 262 35.0 166.0 183.0 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Sodium, Na 1 mg 3 62 0.000 0 27 8.0 2.0 3.0 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Zinc, Zn 1 mg 0.13 65 0.005 0.05 0.28 41.0 0.12 0.14 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Copper, Cu 1 mg 0.066 65 0.003 0.02 0.14 26.0 0.058 0.073 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Manganese, Mn 1 mg 0.122 65 0.005 0.03 0.27 43.0 0.112 0.133 7 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Selenium, Se 1 µg 0.0 34 0.003 0 0.2 1.0 -0.028 0.043 3 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Minerals Fluoride, F 2 µg 2.0 9 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 01/01/2006
Vitamins Vitamin C, total ascorbic acid 1 mg 80.4 16 3.600 64.8 134 3.0 68.9 91.9 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Thiamin 1 mg 0.057 16 0.001 0.04 0.07 3.0 0.055 0.06 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Riboflavin 1 mg 0.028 16 0.000 0.02 0.03 3.0 0.027 0.028 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Niacin 1 mg 0.480 16 0.009 0.45 0.59 3.0 0.45 0.509 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Pantothenic acid 1 mg 0.099 16 0.009 0.06 0.26 3.0 0.071 0.127 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Vitamin B-6 1 mg 0.224 16 0.002 0.12 0.28 3.0 0.217 0.231 2 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Folate, total 1 a µg 10 1 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Vitamins Folic acid µg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 01/01/2001
Vitamins Folate, food 1 µg 10 1 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Vitamins Folate, DFE µg 10 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Vitamins Choline, total 1 mg 5.5 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Vitamins Betaine 1 mg 0.1 1 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Vitamins Vitamin B-12 µg 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 08/01/1984
Vitamins Vitamin B-12, added µg 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 09/01/2004
Vitamins Vitamin A, RAE µg 18 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Vitamins Retinol µg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 06/01/2002
Vitamins Carotene, beta 1, 3, 4, 5 µg 208 73 0.000 0 276 3.0 205.0 210.0 3 Aggregated data involving combinations of source codes 1 &12 -- 03/01/2003
Vitamins Carotene, alpha 1, 3, 4, 5 µg 21 61 0.000 0 34 3.0 19.0 21.0 2 Analytical or derived from analytical -- 03/01/2003
Vitamins Cryptoxanthin, beta 1, 3 µg 7 7 6.000 0 46 3.0 -14.0 27.0 2 Analytical or derived from analytical -- 03/01/2003
Vitamins Vitamin A, IU IU 370 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Vitamins Lycopene 1 µg 0 4 0.000 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2003
Vitamins Lutein + zeaxanthin µg 341 -- -- 0 0 -- -- -- -- Calculated or imputed -- 10/01/2002
Vitamins Vitamin E (alpha-tocopherol) 1 mg 0.37 3 0.010 0.26 0.57 1.0 0.24 0.5 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Vitamin E, added mg 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 09/01/2004
Vitamins Tocopherol, beta 1 mg 0.00 3 0.000 0 0 -- -- -- 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Tocopherol, gamma 1 mg 0.00 3 0.005 0 0.01 1.0 -0.05 0.06 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Tocopherol, delta 1 mg 0.00 3 0.000 0 0 -- -- -- 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Tocotrienol, alpha 1 mg 0.00 3 0.000 0 0 -- -- -- 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Tocotrienol, beta 1 mg 0.00 3 0.000 0 0 -- -- -- 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Tocotrienol, gamma 1 mg 0.00 3 0.000 0 0 -- -- -- 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Tocotrienol, delta 1 mg 0.00 3 0.000 0 0 -- -- -- 2 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Vitamins Vitamin D (D2 + D3) µg 0.0 -- -- 0 0 -- -- -- -- Assumed zero -- 11/01/2008
Vitamins Vitamin D IU 0 -- -- 0 0 -- -- -- -- Assumed zero -- 02/01/2009
Vitamins Vitamin K (phylloquinone) 1 µg 7.4 8 0.100 2.5 9.4 3.0 7.0 7.7 3 Aggregated data involving comb. of codes other then 1,12 or6 -- 03/01/2003
Lipids Fatty acids, total saturated g 0.058 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Lipids 4:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Lipids 6:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Lipids 8:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 10:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 12:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 14:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 15:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 16:0 1 g 0.050 2 -- 0.01 0.01 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 17:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 18:0 1 g 0.008 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 20:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 22:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 24:0 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids Fatty acids, total monounsaturated g 0.008 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Lipids 14:1 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 15:1 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 16:1 undifferentiated 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 17:1 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 18:1 undifferentiated 1 g 0.008 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 20:1 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 22:1 undifferentiated 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids Fatty acids, total polyunsaturated g 0.062 -- -- 0 0 -- -- -- -- Calculated or imputed -- 03/01/2006
Lipids 18:2 undifferentiated 1 g 0.054 2 -- 0 0.02 1.0 -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 18:3 undifferentiated 1 g 0.008 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 18:4 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 20:2 n-6 c,c 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 20:3 undifferentiated 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 20:4 undifferentiated 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 20:5 n-3 (EPA) 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 22:5 n-3 (DPA) 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids 22:6 n-3 (DHA) 1 g 0.000 2 -- 0 0 -- -- -- 1 Analytical or derived from analytical -- 03/01/2006
Lipids Fatty acids, total trans g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 06/01/2015
Lipids Cholesterol mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 08/01/1984
Lipids Phytosterols mg 9 1 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 03/01/2006
Amino Acids Tryptophan 1 g 0.012 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Threonine 1 g 0.036 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Isoleucine 1 g 0.024 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Leucine 1 g 0.036 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Lysine 1 g 0.039 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Methionine 1 g 0.007 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Cystine 1 g 0.012 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Phenylalanine 1 g 0.092 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Tyrosine 1 g 0.012 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Valine 1 g 0.036 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Arginine 1 g 0.027 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Histidine 1 g 0.010 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Alanine 1 g 0.036 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Aspartic acid 1 g 0.208 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Glutamic acid 1 g 0.194 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Glycine 1 g 0.030 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Proline 1 g 0.024 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Serine 1 g 0.054 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Other Alcohol, ethyl g 0.0 -- -- 0 0 -- -- -- -- Assumed zero -- 03/01/2006
Other Caffeine mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 10/01/2002
Other Theobromine mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 10/01/2002
Anthocyanidins Cyanidin 6 mg 0.0 2 -- 0 0 -- -- -- -- -- --
Flavan-3-ols (+)-Catechin 7 mg 0.0 3 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epigallocatechin 7 mg 0.0 3 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epicatechin 7 mg 0.0 3 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epicatechin 3-gallate 7 mg 0.0 3 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epigallocatechin 3-gallate 7 mg 0.0 3 0 0 0 -- -- -- -- -- --
Flavan-3-ols (+)-Gallocatechin 7 mg 0.0 3 0 0 0 -- -- -- -- -- --
Flavones Apigenin 6, 8, 9 mg 0.0 4 0 0 0 -- -- -- -- -- --
Flavones Luteolin 6, 8, 9, 10, 11, 12 mg 4.7 13 0.75 0.5 12.87 -- -- -- -- -- --
Flavonols Kaempferol 6, 8, 9, 10, 13 mg 0.1 6 0.05 0 0.32 -- -- -- -- -- --
Flavonols Myricetin 8, 9, 10, 13 mg 0.0 4 0 0 0 -- -- -- -- -- --
Flavonols Quercetin 6, 8, 9, 10, 11, 12, 13 mg 2.2 17 0.32 0.06 4.23 -- -- -- -- -- --
Isoflavones Daidzein 17, 18 mg 0.00 2 -- 0 0 -- -- -- -- -- --
Isoflavones Genistein 17, 18 mg 0.00 2 -- 0 0 -- -- -- -- -- --
Isoflavones Total isoflavones 17, 18 mg 0.00 2 -- 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin dimers 14, 15, 16 mg 0.0 9 0 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin trimers 14, 15, 16 mg 0.0 9 0 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin 4-6mers 15, 16 mg 0.0 6 0 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin 7-10mers 15, 16 mg 0.0 6 0 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin polymers (>10mers) 15, 16 mg 0.0 6 0 0 0 -- -- -- -- -- --

Sources of Data

1Nutrient Data Laboratory, ARS, USDA National Food and Nutrient Analysis Program Wave 6a , 2002  Beltsville MD  
2Robert Ophaug Fluoride, Unpublished - Ophaug ,  Microdiffision   
3J L Bureau, R J Bushway HPLC determination of carotenoids in fruits and vegetables in the United States , 1986 J Food Sci 52   pp.128-130
4R J Bushway Determination of alpha- and beta-carotene in some raw fruits and vegetables by high-performance liquid chromatography , 1986 J Agr Food Chem 34   pp.409-412
5R J Bushway, A Yang, A M Yamani Comparison of alpha- and beta-carotene content of supermarket versus roadside stand produce , 1987 J Food Qual 9   pp.437-443
6Arabbi, P. R., Genovese, M. I., and Lajolo, F. M.  Flavonoids in vegetable foods commonly consumed in Brazil and estimated ingestion by the Brazilian population. , 2004 J. Agric. Food Chem. 52 5   pp.1124-1131
7de Pascual-Teresa, S., Santos-Buelga, C., & Rivas-Gonzalo, J.C.  Quantitative analysis of flavan-3-ols in Spanish foodstuffs and beverages. , 2000 J. Agric. Food Chem. 48   pp.5331-5337
8Lugasi, A., and Hovari, J. Flavonoid aglycons in foods of plant origin I. Vegetables , 2000 Acta Alimentaria 29   pp.345-352
9Sampson, L., Rimm, E., Hollman, P.C.H., de Vries, J.H.M., and Katan, M.B.  Flavonol and flavone intakes in US health professionals , 2002 J. Am. Diet. Assoc. 102 10   pp.1414-1420
10Arai, Yusuke, Watanabe, S., Kimira, M., Shimoi, K., Mochizuki, R., and Kinae, N. Dietary intakes of flavonols and isoflavones by Japanese women and inverse correlation between quercetin intake and plasma LDL cholesterol concentration , 2000 J. Nutr. 130   pp.2243-2250
11Justesen, U., Knuthsen, P., and Leth, T. Quantitative analysis of flavonols, flavones, and flavonones in fruits, vegetables and beverages by high-performance liquid chromatography with photo-diode array and mass spectrometric detection. , 1998 J. Chromatogr. A 799   pp.101-110
12Sakakibara, H., Honda, Y., Nakagawa, S., Ashida, H., and Kanazawa, K.  Simultaneous determination of all polyphenols in vegetables, fruits, and teas , 2003 J. Agric. Food Chem. 51 3   pp.571-581
13Kevers, C., Falkowski, M., Tabart, J., Defraigne, J-O., Dommes, J., and Pincemail, J.  Evolution of antioxidant capacity during storage of selected fruits and vegetables , 2007 J. Agric. Food Chem. 55   pp.8596-8603
14de Pascual-Teresa, S., Santos-Buelga, C., and Rivas-Gonzalo, J.C. Quantitative analysis of flavan-3-ols in Spanish foodstuffs and beverages , 2000 J. Agric. Food Chem. 48   pp.5331-5337
15Gu, L., Kelm, M.A., Hammerstone, J.F., Beecher, G., Holden, J., Haytowitz, D., Gebhardt, S., and Prior, R.L. Concentrations of proanthocyanidins in common foods and estimations of normal consumption , 2004 J. Nutr. 134   pp.613-617
16Hellstr�m, T�rr�nen, A.R., and Matilla, P.H. Proanthocyanidins in common food products of plant origin , 2009 J. Agric. Food Chem. 57   pp.7899-7906
17Horn-Ross, P. L., Barnes, S., Lee, M., Coward, L., Mandel, E., Koo, J., John, E. M., and Smith, M.  Assesing phytoestrogen exposure in epidemiologic studies: development of a database (United States). , 2000 Cancer Causes and Control 11   pp.289-298
18Liggins, 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

Footnotes
a  Value based on the analysis of 5-methyltetrahydrofolate