United States Department of Agriculture
Agricultural Research Service

National Nutrient Database for Standard Reference Legacy Release
Try FoodData Central Statistics Report:  16427, Tofu, raw, regular, prepared with calcium sulfate
heading Nutrient Unit Value (100g) Data Points Std. Error Min Max df LB UB # Studies Source NDB Ref Last Modified
Proximates Water g 84.55 65 0.400 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Proximates Energy kcal 76 -- -- 0 0 -- -- -- -- Calculated or imputed -- 12/01/1986
Proximates Energy kJ 317 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Proximates Protein g 8.08 44 0.300 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Proximates Total lipid (fat) g 4.78 8 0.730 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Proximates Ash g 0.72 8 0.030 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Proximates Carbohydrate, by difference g 1.87 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Proximates Fiber, total dietary g 0.3 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 11/01/1994
Proximates Sugars, total g 0.62 -- -- 0 0 -- -- -- -- Calculated or imputed 16126 07/01/2015
Minerals Calcium, Ca mg 350 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Iron, Fe mg 5.36 3 4.320 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Magnesium, Mg mg 30 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Phosphorus, P mg 97 3 14.000 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Potassium, K mg 121 4 26.000 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Sodium, Na mg 7 4 3.000 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Zinc, Zn mg 0.80 3 0.040 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Copper, Cu mg 0.193 3 0.033 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Manganese, Mn mg 0.605 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Minerals Selenium, Se µg 8.9 -- -- 0 0 -- -- -- -- Calculated or imputed -- 12/01/1997
Vitamins Vitamin C, total ascorbic acid mg 0.1 1 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Thiamin mg 0.081 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Riboflavin mg 0.052 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Niacin mg 0.195 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Pantothenic acid mg 0.068 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Vitamin B-6 mg 0.047 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Folate, total µg 15 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Folic acid µg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 01/01/2001
Vitamins Folate, food µg 15 2 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Folate, DFE µg 15 -- -- 0 0 -- -- -- -- Calculated or imputed -- 01/01/2001
Vitamins Choline, total mg 28.8 -- -- 0 0 -- -- -- -- Calculated or imputed 16126 07/01/2015
Vitamins Vitamin B-12 µg 0.00 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Vitamin B-12, added µg 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Vitamins Vitamin A, IU IU 85 1 -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Vitamins Vitamin E (alpha-tocopherol) mg 0.01 -- -- 0 0 -- -- -- -- Calculated or imputed 16126 07/01/2015
Vitamins Vitamin E, added mg 0.00 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
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) µg 2.4 -- -- 0 0 -- -- -- -- Calculated or imputed 16126 07/01/2015
Lipids Fatty acids, total saturated g 0.691 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 4:0 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 6:0 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 8:0 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 10:0 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 12:0 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 14:0 g 0.013 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 16:0 g 0.507 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 18:0 g 0.171 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids Fatty acids, total monounsaturated g 1.056 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 16:1 undifferentiated g 0.013 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 18:1 undifferentiated g 1.043 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 20:1 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 22:1 undifferentiated g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids Fatty acids, total polyunsaturated g 2.699 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 18:2 undifferentiated g 2.380 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 18:3 undifferentiated g 0.319 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Lipids 18:4 g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 20:4 undifferentiated g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 20:5 n-3 (EPA) g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 22:5 n-3 (DPA) g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids 22:6 n-3 (DHA) g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Lipids Fatty acids, total trans g 0.000 -- -- 0 0 -- -- -- -- Assumed zero -- 06/01/2015
Lipids Cholesterol mg 0 -- -- 0 0 -- -- -- -- Analytical or derived from analytical -- 12/01/1986
Amino Acids Tryptophan 1 g 0.120 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Threonine 1 g 0.402 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Isoleucine 1 g 0.435 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Leucine 1 g 0.713 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Lysine 1 g 0.452 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Methionine 1 g 0.108 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Cystine 1 g 0.029 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Phenylalanine 1 g 0.428 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Tyrosine 1 g 0.359 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Valine 1 g 0.446 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Arginine 1 g 0.701 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Histidine 1 g 0.221 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Alanine 1 g 0.396 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Aspartic acid 1 g 1.043 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Glutamic acid 1 g 1.684 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Glycine 1 g 0.375 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Proline 1 g 0.555 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Amino Acids Serine 1 g 0.519 -- -- 0 0 -- -- -- -- Calculated or imputed -- 07/01/2015
Other Alcohol, ethyl g 0.0 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Other Caffeine mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Other Theobromine mg 0 -- -- 0 0 -- -- -- -- Assumed zero -- 07/01/2015
Isoflavones Daidzein 2, 3, 4, 5 mg 8.55 10 3.32 1.15 14.6 -- -- -- -- -- --
Isoflavones Genistein 2, 3, 4, 5 mg 12.99 10 4.18 2.89 18.66 -- -- -- -- -- --
Isoflavones Glycitein 4, 5 mg 1.97 6 0.58 1.05 2.9 -- -- -- -- -- --
Isoflavones Total isoflavones 2, 3, 4, 5 mg 22.73 10 7.32 5.09 33.7 -- -- -- -- -- --
Isoflavones Biochanin A mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Formononetin mg 0.00 1 -- 0 0 -- -- -- -- -- --
Isoflavones Coumestrol mg 0.00 1 -- 0 0 -- -- -- -- -- --

Sources of Data

1Nutrient Data Laboratory, ARS, USDA National Food and Nutrient Analysis Program Wave 0 , 1998  Beltsville MD  
2Coward, L., Barnes, N., Setchell, K D R., and Barnes, S.  Genistein, Daidzein, and their $-glycoside conjugates: Antitumor isoflavones in soybean foods from American and Asian diets. , 1993 J. Agric. Food Chem. 41   pp.1961-1967
3Franke, A. A., Custer, L. J., Cerna, C. M., and Narala, K.  Rapid HPLC analysis of dietary phytoestrogens from legumes and from human urine. , 1995 Proc. Soc. Exp. Biol. Med. 208   pp.18-26
4Wang, H-J. and Murphy, P. A.  Isoflavone content in commercial soybean foods. , 1994 J. Agric. Food Chem. 42   pp.1666-1673
5Wang, H-J. and Murphy, P. A.  Mass balance study of isoflavones during soybean processing. , 1996 J. Agric. Food Chem. 44   pp.2377-2383