United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Legacy Release
Try FoodData Central Full Report (All Nutrients):  11251, Lettuce, cos or romaine, raw
Food Group: Vegetables and Vegetable Products
Scientific Name:  Lactuca sativa var. logifolia
Carbohydrate Factor: 3.57   Fat Factor:8.37   Protein Factor: 2.44   Nitrogen to Protein Conversion Factor: 6.25  
Refuse: 6%   Refuse Description:   Core
heading Nutrient Unit
Value per 100 g
# of Data Points Std. Error
cup shredded 47 g

leaf inner 6 g

leaf outer 28 g

head 626 g

NLEA serving 85 g
Proximates Water 1, 2 g 94.61 12 0.090 44.47 5.68 26.49 592.26 80.42
Proximates Energy kcal 17 -- -- 8 1 5 106 14
Proximates Energy kJ 72 -- -- 34 4 20 451 61
Proximates Protein 1, 2 g 1.23 12 0.040 0.58 0.07 0.34 7.70 1.05
Proximates Total lipid (fat) 1, 2 g 0.30 10 0.010 0.14 0.02 0.08 1.88 0.26
Proximates Ash 1, 2 g 0.58 12 0.010 0.27 0.03 0.16 3.63 0.49
Proximates Carbohydrate, by difference g 3.29 -- -- 1.55 0.20 0.92 20.60 2.80
Proximates Fiber, total dietary 1, 2 g 2.1 11 0.100 1.0 0.1 0.6 13.1 1.8
Proximates Sugars, total 2 g 1.19 4 0.130 0.56 0.07 0.33 7.45 1.01
Proximates Sucrose 2 g 0.00 4 0.000 0.00 0.00 0.00 0.00 0.00
Proximates Glucose (dextrose) 2 g 0.39 4 0.080 0.18 0.02 0.11 2.44 0.33
Proximates Fructose 2 g 0.80 4 0.050 0.38 0.05 0.22 5.01 0.68
Proximates Lactose 2 g 0.00 4 0.000 0.00 0.00 0.00 0.00 0.00
Proximates Maltose 2 g 0.00 4 0.000 0.00 0.00 0.00 0.00 0.00
Proximates Galactose 2 g 0.00 4 0.000 0.00 0.00 0.00 0.00 0.00
Proximates Starch 2 g 0.00 4 0.000 0.00 0.00 0.00 0.00 0.00
Minerals Calcium, Ca 1, 2 mg 33 11 0.000 16 2 9 207 28
Minerals Iron, Fe 1, 2 mg 0.97 11 0.070 0.46 0.06 0.27 6.07 0.82
Minerals Magnesium, Mg 1, 2 mg 14 11 0.000 7 1 4 88 12
Minerals Phosphorus, P 1, 2 mg 30 11 0.000 14 2 8 188 26
Minerals Potassium, K 1, 2 mg 247 11 8.000 116 15 69 1546 210
Minerals Sodium, Na mg 8 4 0.000 4 0 2 50 7
Minerals Zinc, Zn 1, 2 mg 0.23 11 0.010 0.11 0.01 0.06 1.44 0.20
Minerals Copper, Cu 1, 2 mg 0.048 9 0.004 0.023 0.003 0.013 0.300 0.041
Minerals Manganese, Mn 1, 2 mg 0.155 11 0.017 0.073 0.009 0.043 0.970 0.132
Minerals Selenium, Se 1, 2 µg 0.4 7 0.063 0.2 0.0 0.1 2.5 0.3
Vitamins Vitamin C, total ascorbic acid 1, 2 mg 4.0 12 0.400 1.9 0.2 1.1 25.0 3.4
Vitamins Thiamin 1, 2 mg 0.072 11 0.002 0.034 0.004 0.020 0.451 0.061
Vitamins Riboflavin 1, 2 mg 0.067 12 0.003 0.031 0.004 0.019 0.419 0.057
Vitamins Niacin 1, 2 mg 0.313 12 0.006 0.147 0.019 0.088 1.959 0.266
Vitamins Pantothenic acid 1, 2 mg 0.142 12 0.008 0.067 0.009 0.040 0.889 0.121
Vitamins Vitamin B-6 1, 2 mg 0.074 12 0.003 0.035 0.004 0.021 0.463 0.063
Vitamins Folate, total µg 136 7 32.000 64 8 38 851 116
Vitamins Folic acid µg 0 -- -- 0 0 0 0 0
Vitamins Folate, food µg 136 7 32.000 64 8 38 851 116
Vitamins Folate, DFE µg 136 -- -- 64 8 38 851 116
Vitamins Choline, total 1, 2 mg 9.9 3 0.300 4.7 0.6 2.8 62.0 8.4
Vitamins Betaine 1, 2 mg 0.1 3 0.000 0.0 0.0 0.0 0.6 0.1
Vitamins Vitamin B-12 µg 0.00 -- -- 0.00 0.00 0.00 0.00 0.00
Vitamins Vitamin B-12, added µg 0.00 -- -- 0.00 0.00 0.00 0.00 0.00
Vitamins Vitamin A, RAE µg 436 -- -- 205 26 122 2729 371
Vitamins Retinol µg 0 -- -- 0 0 0 0 0
Vitamins Carotene, beta 1, 2 µg 5226 6 510.000 2456 314 1463 32715 4442
Vitamins Carotene, alpha 1, 2 µg 0 6 0.000 0 0 0 0 0
Vitamins Cryptoxanthin, beta 1, 2 µg 0 6 0.000 0 0 0 0 0
Vitamins Vitamin A, IU IU 8710 -- -- 4094 523 2439 54525 7404
Vitamins Lycopene 1, 2 µg 0 6 0.000 0 0 0 0 0
Vitamins Lutein + zeaxanthin 1, 2 µg 2312 6 331.000 1087 139 647 14473 1965
Vitamins Vitamin E (alpha-tocopherol) 1, 2 mg 0.13 5 0.020 0.06 0.01 0.04 0.81 0.11
Vitamins Vitamin E, added mg 0.00 -- -- 0.00 0.00 0.00 0.00 0.00
Vitamins Tocopherol, beta 1, 2 mg 0.00 5 0.003 0.00 0.00 0.00 0.00 0.00
Vitamins Tocopherol, gamma 1, 2 mg 0.36 5 0.050 0.17 0.02 0.10 2.25 0.31
Vitamins Tocopherol, delta 1, 2 mg 0.01 5 0.000 0.00 0.00 0.00 0.06 0.01
Vitamins Tocotrienol, alpha 1, 2 mg 0.04 5 0.010 0.02 0.00 0.01 0.25 0.03
Vitamins Tocotrienol, beta 1, 2 mg 0.00 5 0.000 0.00 0.00 0.00 0.00 0.00
Vitamins Tocotrienol, gamma 1, 2 mg 0.00 5 0.000 0.00 0.00 0.00 0.00 0.00
Vitamins Tocotrienol, delta 1, 2 mg 0.00 5 0.000 0.00 0.00 0.00 0.00 0.00
Vitamins Vitamin D (D2 + D3) µg 0.0 -- -- 0.0 0.0 0.0 0.0 0.0
Vitamins Vitamin D IU 0 -- -- 0 0 0 0 0
Vitamins Vitamin K (phylloquinone) 1, 2 µg 102.5 8 7.200 48.2 6.2 28.7 641.6 87.1
Lipids Fatty acids, total saturated g 0.039 -- -- 0.018 0.002 0.011 0.244 0.033
Lipids 4:0 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 6:0 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 8:0 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 10:0 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 12:0 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 14:0 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 16:0 g 0.035 -- -- 0.016 0.002 0.010 0.219 0.030
Lipids 18:0 g 0.005 -- -- 0.002 0.000 0.001 0.031 0.004
Lipids Fatty acids, total monounsaturated g 0.012 -- -- 0.006 0.001 0.003 0.075 0.010
Lipids 16:1 undifferentiated g 0.003 -- -- 0.001 0.000 0.001 0.019 0.003
Lipids 18:1 undifferentiated g 0.009 -- -- 0.004 0.001 0.003 0.056 0.008
Lipids 20:1 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 22:1 undifferentiated g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids Fatty acids, total polyunsaturated g 0.160 -- -- 0.075 0.010 0.045 1.002 0.136
Lipids 18:2 undifferentiated g 0.047 -- -- 0.022 0.003 0.013 0.294 0.040
Lipids 18:3 undifferentiated g 0.113 -- -- 0.053 0.007 0.032 0.707 0.096
Lipids 18:4 g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 20:4 undifferentiated g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 20:5 n-3 (EPA) g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 22:5 n-3 (DPA) g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids 22:6 n-3 (DHA) g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids Fatty acids, total trans g 0.000 -- -- 0.000 0.000 0.000 0.000 0.000
Lipids Cholesterol mg 0 -- -- 0 0 0 0 0
Amino Acids Tryptophan 1, 2 g 0.010 -- -- 0.005 0.001 0.003 0.063 0.009
Amino Acids Threonine 1, 2 g 0.043 -- -- 0.020 0.003 0.012 0.269 0.037
Amino Acids Isoleucine 1, 2 g 0.045 -- -- 0.021 0.003 0.013 0.282 0.038
Amino Acids Leucine 1, 2 g 0.076 -- -- 0.036 0.005 0.021 0.476 0.065
Amino Acids Lysine 1, 2 g 0.064 -- -- 0.030 0.004 0.018 0.401 0.054
Amino Acids Methionine 1, 2 g 0.015 -- -- 0.007 0.001 0.004 0.094 0.013
Amino Acids Cystine 1, 2 g 0.006 -- -- 0.003 0.000 0.002 0.038 0.005
Amino Acids Phenylalanine 1, 2 g 0.065 -- -- 0.031 0.004 0.018 0.407 0.055
Amino Acids Tyrosine 1, 2 g 0.025 -- -- 0.012 0.002 0.007 0.157 0.021
Amino Acids Valine 1, 2 g 0.055 -- -- 0.026 0.003 0.015 0.344 0.047
Amino Acids Arginine 1, 2 g 0.054 -- -- 0.025 0.003 0.015 0.338 0.046
Amino Acids Histidine 1, 2 g 0.021 -- -- 0.010 0.001 0.006 0.131 0.018
Amino Acids Alanine 1, 2 g 0.056 -- -- 0.026 0.003 0.016 0.351 0.048
Amino Acids Aspartic acid 1, 2 g 0.139 -- -- 0.065 0.008 0.039 0.870 0.118
Amino Acids Glutamic acid 1, 2 g 0.178 -- -- 0.084 0.011 0.050 1.114 0.151
Amino Acids Glycine 1, 2 g 0.049 -- -- 0.023 0.003 0.014 0.307 0.042
Amino Acids Proline 1, 2 g 0.045 -- -- 0.021 0.003 0.013 0.282 0.038
Amino Acids Serine 1, 2 g 0.050 -- -- 0.024 0.003 0.014 0.313 0.043
Other Alcohol, ethyl g 0.0 -- -- 0.0 0.0 0.0 0.0 0.0
Other Caffeine mg 0 -- -- 0 0 0 0 0
Other Theobromine mg 0 -- -- 0 0 0 0 0
Anthocyanidins Cyanidin 3, 4 mg 0.0 11 0 0.0 0.0 0.0 0.0 0.0
Anthocyanidins Petunidin 4 mg 0.0 8 0 0.0 0.0 0.0 0.0 0.0
Anthocyanidins Delphinidin 4 mg 0.0 8 0 0.0 0.0 0.0 0.0 0.0
Anthocyanidins Malvidin 4 mg 0.0 8 0 0.0 0.0 0.0 0.0 0.0
Anthocyanidins Pelargonidin 4 mg 0.0 8 0 0.0 0.0 0.0 0.0 0.0
Anthocyanidins Peonidin 4 mg 0.0 8 0 0.0 0.0 0.0 0.0 0.0
Flavan-3-ols (+)-Catechin 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavan-3-ols (-)-Epigallocatechin 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavan-3-ols (-)-Epicatechin 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavan-3-ols (-)-Epicatechin 3-gallate 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavan-3-ols (-)-Epigallocatechin 3-gallate 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavan-3-ols (+)-Gallocatechin 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavanones Hesperetin 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavanones Naringenin 4 mg 0.0 6 0 0.0 0.0 0.0 0.0 0.0
Flavones Apigenin 4, 5 mg 0.0 20 0 0.0 0.0 0.0 0.0 0.0
Flavones Luteolin 3, 4, 5 mg 0.1 19 0.01 0.0 0.0 0.0 0.3 0.0
Flavonols Kaempferol 5 mg 0.0 12 0 0.0 0.0 0.0 0.1 0.0
Flavonols Myricetin 4 mg 0.0 8 0 0.0 0.0 0.0 0.0 0.0
Flavonols Quercetin 3, 4, 5 mg 2.2 23 0.61 1.0 0.1 0.6 13.8 1.9
Isoflavones Daidzein 7 mg 0.00 1 -- 0.00 0.00 0.00 0.00 0.00
Isoflavones Genistein 7 mg 0.00 1 -- 0.00 0.00 0.00 0.00 0.00
Isoflavones Glycitein 7 mg 0.00 1 -- 0.00 0.00 0.00 0.00 0.00
Isoflavones Total isoflavones 7 mg 0.00 1 -- 0.00 0.00 0.00 0.00 0.00
Isoflavones Formononetin mg 0.00 1 -- 0.00 0.00 0.00 0.00 0.00
Isoflavones Coumestrol mg 0.00 1 -- 0.00 0.00 0.00 0.00 0.00
Proanthocyanidin Proanthocyanidin dimers 6 mg 0.0 1 -- 0.0 0.0 0.0 0.0 0.0
Proanthocyanidin Proanthocyanidin trimers 6 mg 0.0 1 -- 0.0 0.0 0.0 0.0 0.0
Proanthocyanidin Proanthocyanidin 4-6mers 6 mg 0.0 1 -- 0.0 0.0 0.0 0.0 0.0
Proanthocyanidin Proanthocyanidin 7-10mers 6 mg 0.0 1 -- 0.0 0.0 0.0 0.0 0.0
Proanthocyanidin Proanthocyanidin polymers (>10mers) 6 mg 0.0 1 -- 0.0 0.0 0.0 0.0 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
Langual Code(s)

  • A0152 VEGETABLE OR VEGETABLE PRODUCT (US CFR)
  • A1281 1100 VEGETABLES AND VEGETABLE PRODUCTS (USDA SR)
  • B1390 LETTUCE
  • C0151 HEAD (PLANT)
  • E0150 WHOLE, NATURAL SHAPE
  • F0003 NOT HEAT-TREATED
  • G0003 COOKING METHOD NOT APPLICABLE
  • H0003 NO TREATMENT APPLIED
  • J0003 NO PRESERVATION METHOD USED
  • K0003 NO PACKING MEDIUM USED
  • M0001 CONTAINER OR WRAPPING NOT KNOWN
  • N0001 FOOD CONTACT SURFACE NOT KNOWN
  • P0024 HUMAN FOOD, NO AGE SPECIFICATION