United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Legacy Release
Try FoodData Central Statistics Report:  11251, Lettuce, cos or romaine, raw
heading Nutrient Unit Value (100g) Data Points Std. Error Min Max df LB UB # Studies Source NDB Ref Last Modified
Proximates Water 1, 2 g 94.61 12 0.090 94 95.5 6.0 94.37 94.83 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Proximates Energy kcal 17 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Proximates Energy kJ 72 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Proximates Protein 1, 2 g 1.23 12 0.040 1 1.47 9.0 1.13 1.32 3 Aggregated data involving comb. of codes other then 1,12 or6 -- 12/01/2002
Proximates Total lipid (fat) 1, 2 g 0.30 10 0.010 0.16 0.5 5.0 0.25 0.34 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Proximates Ash 1, 2 g 0.58 12 0.010 0.46 0.7 8.0 0.54 0.61 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Proximates Carbohydrate, by difference g 3.29 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Proximates Fiber, total dietary 1, 2 g 2.1 11 0.100 1.4 3.7 3.0 1.5 2.6 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Proximates Sugars, total 2 g 1.19 4 0.130 0.82 1.48 3.0 0.75 1.62 1 Analytical or derived from analytical -- 12/01/2002
Proximates Sucrose 2 g 0.00 4 0.000 0 0 -- -- -- 1 Analytical or derived from analytical -- 12/01/2002
Proximates Glucose (dextrose) 2 g 0.39 4 0.080 0.14 0.52 3.0 0.12 0.65 1 Analytical or derived from analytical -- 12/01/2002
Proximates Fructose 2 g 0.80 4 0.050 0.68 0.95 3.0 0.61 0.98 1 Analytical or derived from analytical -- 12/01/2002
Proximates Lactose 2 g 0.00 4 0.000 0 0 -- -- -- 1 Analytical or derived from analytical -- 12/01/2002
Proximates Maltose 2 g 0.00 4 0.000 0 0 -- -- -- 1 Analytical or derived from analytical -- 12/01/2002
Proximates Galactose 2 g 0.00 4 0.000 0 0 -- -- -- 1 Analytical or derived from analytical -- 12/01/2002
Proximates Starch 2 g 0.00 4 0.000 0 0 -- -- -- 1 Analytical or derived from analytical -- 12/01/2002
Minerals Calcium, Ca 1, 2 mg 33 11 0.000 25 42 8.0 30.0 34.0 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Iron, Fe 1, 2 mg 0.97 11 0.070 0.64 1.54 5.0 0.76 1.16 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Magnesium, Mg 1, 2 mg 14 11 0.000 11 15 5.0 12.0 14.0 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Phosphorus, P 1, 2 mg 30 11 0.000 27 34 6.0 28.0 31.0 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Potassium, K 1, 2 mg 247 11 8.000 183 291 3.0 221.0 272.0 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Sodium, Na mg 8 4 0.000 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Minerals Zinc, Zn 1, 2 mg 0.23 11 0.010 0.16 0.33 3.0 0.19 0.27 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Copper, Cu 1, 2 mg 0.048 9 0.004 0.03 0.06 2.0 0.03 0.066 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Manganese, Mn 1, 2 mg 0.155 11 0.017 0.04 0.23 2.0 0.09 0.221 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Minerals Selenium, Se 1, 2 µg 0.4 7 0.063 0.2 0.7 4.0 0.2 0.5 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Vitamin C, total ascorbic acid 1, 2 mg 4.0 12 0.400 0.8 7.6 8.0 3.0 4.8 3 Aggregated data involving combinations of source codes 1 &12 -- 06/01/2010
Vitamins Thiamin 1, 2 mg 0.072 11 0.002 0.06 0.09 3.0 0.066 0.078 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Vitamins Riboflavin 1, 2 mg 0.067 12 0.003 0.05 0.08 6.0 0.059 0.074 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Vitamins Niacin 1, 2 mg 0.313 12 0.006 0.27 0.36 8.0 0.298 0.327 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Vitamins Pantothenic acid 1, 2 mg 0.142 12 0.008 0.11 0.18 7.0 0.124 0.16 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Vitamins Vitamin B-6 1, 2 mg 0.074 12 0.003 0.05 0.1 7.0 0.066 0.081 3 Aggregated data involving combinations of source codes 1 &12 -- 12/01/2002
Vitamins Folate, total µg 136 7 32.000 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Vitamins Folic acid µg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 01/01/2001
Vitamins Folate, food µg 136 7 32.000 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Vitamins Folate, DFE µg 136 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Vitamins Choline, total 1, 2 mg 9.9 3 0.300 9.2 10.3 1.0 5.0 14.7 2 Analytical or derived from analytical -- 02/01/2008
Vitamins Betaine 1, 2 mg 0.1 3 0.000 0.1 0.1 1.0 0.083 0.095 2 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 436 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Vitamins Retinol µg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 06/01/2002
Vitamins Carotene, beta 1, 2 µg 5226 6 510.000 1,770 8,746 4.0 3726.0 6725.0 2 Analytical or derived from analytical -- 02/01/2008
Vitamins Carotene, alpha 1, 2 µg 0 6 0.000 0 0 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Cryptoxanthin, beta 1, 2 µg 0 6 0.000 0 0 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Vitamin A, IU IU 8710 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Vitamins Lycopene 1, 2 µg 0 6 0.000 0 0 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Lutein + zeaxanthin 1, 2 µg 2312 6 331.000 931 4,045 3.0 1298.0 3326.0 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Vitamin E (alpha-tocopherol) 1, 2 mg 0.13 5 0.020 0.04 0.24 3.0 0.04 0.22 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Vitamin E, added mg 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 09/01/2004
Vitamins Tocopherol, beta 1, 2 mg 0.00 5 0.003 0 0.01 3.0 -0.007 0.01 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Tocopherol, gamma 1, 2 mg 0.36 5 0.050 0.17 0.6 3.0 0.2 0.52 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Tocopherol, delta 1, 2 mg 0.01 5 0.000 0 0.01 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Tocotrienol, alpha 1, 2 mg 0.04 5 0.010 0.01 0.06 3.0 0.003 0.06 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Tocotrienol, beta 1, 2 mg 0.00 5 0.000 0 0 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Tocotrienol, gamma 1, 2 mg 0.00 5 0.000 0 0 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
Vitamins Tocotrienol, delta 1, 2 mg 0.00 5 0.000 0 0 -- -- -- 2 Analytical or derived from analytical -- 12/01/2002
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, 2 µg 102.5 8 7.200 69.7 129 3.0 80.7 124.2 2 Analytical or derived from analytical -- 12/01/2002
Lipids Fatty acids, total saturated g 0.039 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Lipids 4:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 6:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 8:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 10:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 12:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 14:0 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 16:0 g 0.035 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Lipids 18:0 g 0.005 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Lipids Fatty acids, total monounsaturated g 0.012 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Lipids 16:1 undifferentiated g 0.003 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Lipids 18:1 undifferentiated g 0.009 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Lipids 20:1 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 22:1 undifferentiated g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids Fatty acids, total polyunsaturated g 0.160 -- -- 0 0 -- -- -- -- Calculated or imputed -- 06/01/2010
Lipids 18:2 undifferentiated g 0.047 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Lipids 18:3 undifferentiated g 0.113 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 06/01/2010
Lipids 18:4 g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 20:4 undifferentiated g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 20:5 n-3 (EPA) g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 22:5 n-3 (DPA) g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
Lipids 22:6 n-3 (DHA) g 0.000 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 02/01/2008
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
Amino Acids Tryptophan 1, 2 g 0.010 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Threonine 1, 2 g 0.043 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Isoleucine 1, 2 g 0.045 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Leucine 1, 2 g 0.076 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Lysine 1, 2 g 0.064 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Methionine 1, 2 g 0.015 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Cystine 1, 2 g 0.006 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Phenylalanine 1, 2 g 0.065 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Tyrosine 1, 2 g 0.025 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Valine 1, 2 g 0.055 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Arginine 1, 2 g 0.054 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Histidine 1, 2 g 0.021 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Alanine 1, 2 g 0.056 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Aspartic acid 1, 2 g 0.139 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Glutamic acid 1, 2 g 0.178 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Glycine 1, 2 g 0.049 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Proline 1, 2 g 0.045 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Amino Acids Serine 1, 2 g 0.050 -- -- 0 0 -- -- -- -- Aggregated data involving combinations of source codes 1 &12 -- 03/01/2006
Other Alcohol, ethyl g 0.0 -- -- 0 0 -- -- -- -- Assumed zero -- 04/01/1985
Other Caffeine mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 12/01/2002
Other Theobromine mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 12/01/2002
Anthocyanidins Cyanidin 3, 4 mg 0.0 11 0 0 0 -- -- -- -- -- --
Anthocyanidins Petunidin 4 mg 0.0 8 0 0 0 -- -- -- -- -- --
Anthocyanidins Delphinidin 4 mg 0.0 8 0 0 0 -- -- -- -- -- --
Anthocyanidins Malvidin 4 mg 0.0 8 0 0 0 -- -- -- -- -- --
Anthocyanidins Pelargonidin 4 mg 0.0 8 0 0 0 -- -- -- -- -- --
Anthocyanidins Peonidin 4 mg 0.0 8 0 0 0 -- -- -- -- -- --
Flavan-3-ols (+)-Catechin 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epigallocatechin 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epicatechin 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epicatechin 3-gallate 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavan-3-ols (-)-Epigallocatechin 3-gallate 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavan-3-ols (+)-Gallocatechin 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavanones Hesperetin 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavanones Naringenin 4 mg 0.0 6 0 0 0 -- -- -- -- -- --
Flavones Apigenin 4, 5 mg 0.0 20 0 0 0 -- -- -- -- -- --
Flavones Luteolin 3, 4, 5 mg 0.1 19 0.01 0 0.13 -- -- -- -- -- --
Flavonols Kaempferol 5 mg 0.0 12 0 0.01 0.03 -- -- -- -- -- --
Flavonols Myricetin 4 mg 0.0 8 0 0 0 -- -- -- -- -- --
Flavonols Quercetin 3, 4, 5 mg 2.2 23 0.61 0.06 8.78 -- -- -- -- -- --
Isoflavones Daidzein 7 mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Genistein 7 mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Glycitein 7 mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Total isoflavones 7 mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Formononetin mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Coumestrol mg 0.00 1 -- 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin dimers 6 mg 0.0 1 -- 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin trimers 6 mg 0.0 1 -- 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin 4-6mers 6 mg 0.0 1 -- 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin 7-10mers 6 mg 0.0 1 -- 0 0 -- -- -- -- -- --
Proanthocyanidin Proanthocyanidin polymers (>10mers) 6 mg 0.0 1 -- 0 0 -- -- -- -- -- --

Sources of Data

1Nutrient Data Laboratory, ARS, USDA National Food and Nutrient Analysis Program Wave 5g , 2001  Beltsville MD  
2Nutrient Data Laboratory, ARS, USDA National Food and Nutrient Analysis Program Wave 5d , 2001  Beltsville MD  
3DuPont, M.S., Mondin, Z., Williamson, G., & Price, K.R.  Effect of variety, processing, and storage on the flavonoid glycoside content and composition of lettuce and endive. , 2000 J. Agric. Food Chem. 48 9   pp.3957-3964
4Harnly, J. M., Doherty, R., Beecher, G. R., Holden, J. M., Haytowitz, D. B., and Bhagwat, S., and Gebhardt S.  Flavonoid content of U.S. fruits, vegetables, and nuts , 2006 J. Agric. Food Chem. 54   pp.9966-9977
5Young, J. E., Zhao, X., Carey, E. E., Welti, R., Yang, S-S., and Wang, W.  Phytochmical phenolics in organically grown vegetabes , 2005 Mol. Nutr. Food Res. 49   pp.1136-1142
6Gu, L., Kelm, M.A., Hammerstone, J.F., Beecher, G., Holden, J., Haytowitz, D., Gebhardt, S., and Prior, R.L. Screening foods containing proanthocyanidins and their structural characterization using LC-MS/MS and thiolytic degradation , 2003 J. Agric. Food Chem. 51   pp.7513-7521
7Thompson, L. U., Boucher, B. A., Liu, Z., Cotterchio, M., and Kreiger, N.  Phytoestrogen content of foods consumed in Canada, including isoflavones, lignans, and coumestan. , 2006 Nutr. Cancer 54   pp.184-201