USDA reference food · Legumes and Legume Products

Tofu, dried-frozen (koyadofu)

1 piece of tofu, dried-frozen (koyadofu), 17 g, has 80 calories, 9g of protein, 5g of fat and 1g of fiber (USDA FoodData Central, SR Legacy, FDC 172450). It is one of 13 USDA descriptions of tofu.

FoodData Central 172450, SR Legacy, in the April 30, 2026 release; USDA record.

Nutrition Facts

Serving size1 piece (17g)

AmountPortion

Amount per serving

Calories80

% Daily Value*

Total Fat 5g7%

Saturated Fat 0.5g4%

Trans Fat 0g

Cholesterol 0mg0%

Sodium 0mg0%

Total Carbohydrate 2g1%

Dietary Fiber 1g4%

Total Sugars not declared

Includes Added Sugars not declared

Protein 9g18%

Vitamin D 0mcg0%

Calcium 60mg5%

Iron 1.7mg9%

Potassium 0mg0%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.

USDA values per 100 g (SR Legacy), scaled to the portion. Check the USDA record.

Protein per 100 g: 52.5g; more than 100% of 8,218 USDA reference foods
Calories per 100 g: 477; more than 92% of reference foods
Fiber per 100 g: 7.2g; more than 93% of reference foods

What a portion gives you

Fiber 1g4%

Protein 9g18%

Potassium 0mg0%

Calcium 60mg5%

Iron 1.7mg9%

Sodium 0mg0%

Ticks: 5% of the Daily Value (FDA: low) and 20% (high)

Source: USDA FoodData Central, SR Legacy (FDC 172450); FDA Daily Values, 21 CFR 101.9.

Also rich in

Manganese0.6 mg in 1 piece (17 g), 27% of the Daily Value
Copper0.2 mg in 1 piece (17 g), 22% of the Daily Value
Selenium9.2 µg in 1 piece (17 g), 17% of the Daily Value

Source: USDA FoodData Central (FDC 172450), every nutrient the record reports; FDA Daily Values, 21 CFR 101.9.

Where the calories come from: 8% carbohydrate, 52% fat and 40% protein (4 calories a gram of protein or carbohydrate, 9 of fat).

Where it sits among USDA reference foods

Per 100 g	This food	Share with less
Calories	477	92%
Protein	52.5 g	100%
Total fat	30.3 g	93%
Carbohydrate	10.0 g	55%
Fiber	7.20 g	93%
Sodium	6.00 mg	14%

Source: USDA FoodData Central, SR Legacy and Foundation Foods: the 7,472 to 8,218 reference foods that report each value; the share of them with less per 100 g.

Every nutrient in this record (61)

The portion is 1 piece (17 g); % DV is for that portion.

Energy, macronutrients and sugars (12)

Nutrient	Per portion	Per 100 g	% DV
Protein	8.92 g	52.5 g	18%
Total lipid (fat)	5.16 g	30.3 g	7%
Carbohydrate, by difference	1.71 g	10.0 g	1%
Ash	0.23 g	1.38 g
Energy	81.1 kcal	477 kcal
Water	0.98 g	5.78 g
Fiber, total dietary	1.22 g	7.20 g	4%
Cholesterol	0 mg	0 mg	0%
Fatty acids, total trans	0 g	0 g
Fatty acids, total saturated	0.75 g	4.39 g	4%
Fatty acids, total monounsaturated	1.14 g	6.70 g
Fatty acids, total polyunsaturated	2.91 g	17.1 g

Minerals (10)

Nutrient	Per portion	Per 100 g	% DV
Calcium, Ca	61.9 mg	364 mg	5%
Iron, Fe	1.65 mg	9.73 mg	9%
Magnesium, Mg	10.0 mg	59.0 mg	2%
Phosphorus, P	82.1 mg	483 mg	7%
Potassium, K	3.40 mg	20.0 mg	0%
Sodium, Na	1.02 mg	6.00 mg	0%
Zinc, Zn	0.83 mg	4.90 mg	8%
Copper, Cu	0.20 mg	1.18 mg	22%
Manganese, Mn	0.63 mg	3.69 mg	27%
Selenium, Se	9.23 µg	54.3 µg	17%

Vitamins (14)

Nutrient	Per portion	Per 100 g	% DV
Retinol	0 µg	0 µg
Vitamin A, RAE	4.42 µg	26.0 µg	0%
Vitamin D (D2 + D3)	0 µg	0 µg	0%
Vitamin C, total ascorbic acid	0.12 mg	0.70 mg	0%
Thiamin	0.084 mg	0.49 mg	7%
Riboflavin	0.054 mg	0.32 mg	4%
Niacin	0.20 mg	1.19 mg	1%
Pantothenic acid	0.071 mg	0.41 mg
Vitamin B-6	0.049 mg	0.29 mg	3%
Folate, total	15.6 µg	92.0 µg
Vitamin B-12	0 µg	0 µg	0%
Folic acid	0 µg	0 µg
Folate, food	15.6 µg	92.0 µg
Folate, DFE	15.6 µg	92.0 µg	4%

Amino acids (18)

Nutrient	Per portion	Per 100 g
Tryptophan	0.13 g	0.75 g
Threonine	0.33 g	1.96 g
Isoleucine	0.40 g	2.38 g
Leucine	0.62 g	3.64 g
Lysine	0.54 g	3.16 g
Methionine	0.10 g	0.61 g
Cystine	0.11 g	0.66 g
Phenylalanine	0.40 g	2.33 g
Tyrosine	0.27 g	1.60 g
Valine	0.41 g	2.42 g
Arginine	0.54 g	3.19 g
Histidine	0.24 g	1.39 g
Alanine	0.33 g	1.97 g
Aspartic acid	0.90 g	5.30 g
Glutamic acid	1.41 g	8.29 g
Glycine	0.32 g	1.87 g
Proline	0.44 g	2.59 g
Serine	0.38 g	2.26 g

Fatty acids (7)

Nutrient	Per portion	Per 100 g
SFA 14:0	0.014 g	0.084 g
SFA 16:0	0.55 g	3.22 g
SFA 18:0	0.18 g	1.08 g
MUFA 18:1	1.12 g	6.62 g
PUFA 18:2	2.57 g	15.1 g
PUFA 18:3	0.34 g	2.02 g
MUFA 16:1	0.014 g	0.084 g

Source: USDA FoodData Central, FDC 172450: every value the record reports, per 100 g as USDA gives it and scaled to the portion; Daily Values: 21 CFR 101.9.

Other ways to eat tofu

USDA lists 13 preparations of tofu. The tofu page puts them side by side, per 100 g and per portion.

Compare every tofu preparation

Next questions

Every common food in legumes and legume productscalories, protein, fat and carbohydrate side by side
Foods high in proteinthis food has more protein per 100 g than 100% of reference foods
Foods high in fibermore fiber per 100 g than 93% of reference foods
Foods A to Z
Compare two foods side by sidecalories, sugar, sodium and protein per 100 g and per portion

Sources for this page

USDA FoodData Central: this record and every record it is compared with, April 30, 2026 release. fdc.nal.usda.gov
FoodData Central documentation: what branded, SR Legacy, Foundation and survey records are. fdc.nal.usda.gov
USDA Food and Nutrient Database for Dietary Studies: survey foods and their household portions. ars.usda.gov
21 CFR 101.9, Nutrition labeling of food: the label format, its rounding and the Daily Values. ecfr.gov
21 CFR 101 subpart D, Nutrient content claims: the FDA thresholds the comparisons count. ecfr.gov
FDA, How to Understand and Use the Nutrition Facts Label: the 5% and 20% Daily Value rule. fda.gov