Natto Powder Nutritional Composition Table

Natto Powder Nutritional Composition Table (*1)

○ Nutritional Analysis

Ingredient REGULAR type MILD type
Name Unit /per 100g /per 1.5g(*2) /per 100g /per 1.5g(*2)
Energy kcal 439 7 442 6.63
Protein g 40.2 0.60 41.2 0.62
Lipid g 22.0 0.33 22.2 0.33
Carbohydrate g 27.9 0.42 26.5 0.40
 ∟Sugar g 12.3 0.18 12.4 0.19
 ∟Dietary fiber g 15.6 0.23 14.1 0.21
Salt equivalent g 0.02 0.0003 0.03 0.00045

○ Dietary fiber

Ingredient REGULAR type MILD type
Name Unit /per 100g /per 1.5g(*2) /per 100g /per 1.5g(*2)
Dietary fiber
(soluble and insoluble)
g 16.4 0.25 15.6 0.23
 ∟Water-soluble dietary fiber g 7.2 0.11 5.7 0.09
 ∟Insoluble dietary fiber g 9.2 0.14 9.8 0.15

* Measured by enzyme gravimetric method (Prosky variant)

○ Minerals

Ingredient REGULAR type MILD type
Name Unit /per 100g /per 1.5g(*2) /per 100g /per 1.5g(*2)
Potassium mg 1760 26.4 1730 25.95
Calcium mg 190 2.85 280 4.2
Magnesium mg 240 3.6 254 3.81
Phosphorus mg 770 11.6 750 11.25
Iron mg 7.1 0.1065 6.5 0.0975
Zinc mg 4.3 0.065 4.9 0.0735
Copper mg 1.2 0.018 1.1 0.0165
Manganese mg 2.7 0.041 3.2 0.048

○ Vitamin

Ingredient REGULAR type MILD type
Name Unit /per 100g /per 1.5g(*2) /per 100g /per 1.5g(*2)
Vitamin E
(α-tocopherol)
mg 2.7 0.041 5.2 0.078
Vitamin K μg 1126 16.89 1038 15.57
 ∟Vitamin K1
(ferroquinone)
μg 26 0.39 36 0.54
 ∟Vitamin K2
(Menaquinone-7)
μg 1100 16.50 1000 15.00
Vitamin B1
(Thiamine)
mg 0.10 0.0015 0.14 0.0021
Vitamin B2 mg 0.43 0.0065 0.56 0.0084
Vitamin B6 mg 0.69 0.010 0.77 0.012
Folic acid μg 120 1.8 280 4.2
Pantothenic acid mg 4.3 0.065 4.7 0.071
Biotin μg 31 0.465 37 0.555

○ Amino Acids (18 kinds)

Ingredient REGULAR type MILD type
Name Unit /per 100g /per 1.5g(*2) /per 100g /per 1.5g(*2)
Arginine mg 2820 42.30 2980 44.70
Lysine mg 2490 37.35 2650 39.75
Histidine mg 1130 16.95 1180 17.70
Phenylalanine mg 2210 33.15 2330 34.95
Tyrosine mg 1580 23.70 1620 24.30
Leucine mg 3440 51.60 3600 54.00
Isoleucine mg 1840 27.60 1940 29.10
Methionine mg 605 9.08 615 9.23
Valine mg 2050 30.75 2120 31.80
Alanine mg 1840 27.60 1980 29.70
Glycine mg 1800 27.00 1890 28.35
Proline mg 2180 32.70 2280 34.20
Glutamic acid mg 9140 137.10 8520 127.80
Serin mg 2280 34.20 2360 35.40
Threonine mg 1710 25.65 1790 26.85
Aspartic acid mg 4930 73.95 5140 77.10
Tryptophan mg 583 8.75 570 8.55
Cystine mg 674 10.11 663 9.95

○ Others

Ingredient REGULAR type MILD type
Name Unit /per 100g /per 1.5g(*2) /per 100g /per 1.5g(*2)
Linoleic acid g 10 0.150 11 0.165
α-linolenic acid g 1.5 0.023 1.3 0.020
Soy isoflavone aglycone mg 170 2.55 120 1.80
Nattokinase activity(*3) FU/g 24,900 373.5 5,030 75.45
  • (*1) According to SUNATEC, Food Analysis and Development Center, Japan, October 14, 2021.
  • (*2) Approximate amount per one scoop of the attached spoon.
  • (*3) Nattokinase activity analysis values were obtained on June 24, 2021 and July 8, 2021 from the Japan Biological Science Institute, Inc. Ltd. on June 24, 2021, and July 8, 2021.

Results of the radioactive material residue level test (*4)

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Detection LimitNormal Type
Cesium-13413Bq/kgNot Detected
Cesium-13412Bq/kgNot Detected
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Detection LimitMild Type
Cesium-13414Bq/kgNot Detected
Cesium-1348.8Bq/kgNot Detected
  • (※4)Tested by the Food Analysis and Development Center (SUNATEC) on February 9, 2026.

Safety Test Results (Soybeans)

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Analysis Test ItemsAnalysis Results
Pesticide Residue Test(※5)FOODS_008 (271 items)Not detected
Non-GMO testing(※6)DNA sequences derived from genetically modified cropsNot detected
  • (※5)April 25, 2023, tested by Mathis Co., Ltd., Food and Drug Safety Evaluation and Analysis Center (analysis of soybeans produced in Kohoku-cho, Saga Prefecture)
  • (※6)April 13, 2026, tested by the Japan Food Research Laboratories (analysis of soybeans produced in Kohoku-cho, Saga Prefecture)
  • (※6) Non-GMO is an acronym for non-Genetically Modified Organisms.

What is the amino acid score?

Amino acids are the smallest unit and component of proteins. They make up about 20% of our bodies or about 50% of our solid body mass. The amino acid score is a method for assessing the nutritional value of foods based on the content of essential amino acids. Food with a 100 score contains all the essential amino acids in a well-balanced manner. Soy features an outstanding 100 amino acid score, which places it as a high-quality protein source comparable to chicken, pork, tuna, and eggs.

こな納豆はアミノ酸スコア100
こな納豆はアミノ酸スコア100