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Nattō vs. Flax seeds — In-Depth Nutrition Comparison

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Summary of differences between Nattō and Flax seeds

  • Nattō has more Iron, while Flax seeds has more Vitamin B1, Fiber, Phosphorus, Magnesium, Copper, Manganese, Selenium, Vitamin B6, and Folate.
  • Flax seeds covers your daily need of Vitamin B1 124% more than Nattō.
  • Nattō contains 2 times more Iron than Flax seeds. While Nattō contains 8.6mg of Iron, Flax seeds contain only 5.73mg.

These are the specific foods used in this comparison Natto and Seeds, flaxseed.

Infographic

Nattō vs Flax seeds infographic
Infographic link

Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Nattō
2
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 82% 65% 64% 323% 222% 83% 75% 0.91% 199% 48%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 280% 77% 72% 215% 407% 118% 275% 3.9% 324% 139%
Contains more IronIron +50.1%
Contains less SodiumSodium -76.7%
Contains more MagnesiumMagnesium +240.9%
Contains more CalciumCalcium +17.5%
Contains more PotassiumPotassium +11.5%
Contains more CopperCopper +82.9%
Contains more ZincZinc +43.2%
Contains more PhosphorusPhosphorus +269%
Contains more ManganeseManganese +62.4%
Contains more SeleniumSelenium +188.6%

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Nattō
3
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 43% 0% 0.2% 0% 40% 44% 0% 13% 30% 0% 58% 6% 31%
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 2% 0% 6.2% 0% 411% 37% 58% 59% 109% 0% 11% 65% 43%
Contains more Vitamin CVitamin C +2066.7%
Contains more Vitamin B2Vitamin B2 +18%
Contains more Vitamin KVitamin K +437.2%
Contains more Vitamin EVitamin E +3000%
Contains more Vitamin B1Vitamin B1 +927.5%
Contains more Vitamin B3Vitamin B3 +∞%
Contains more Vitamin B5Vitamin B5 +358.1%
Contains more Vitamin B6Vitamin B6 +263.8%
Contains more FolateFolate +987.5%
Contains more CholineCholine +38.1%
~equal in Vitamin A ~0IU
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Nattō
2
19% 11% 13% 55% 2%
Protein: 19.4 g
Fats: 11 g
Carbs: 12.68 g
Water: 55.02 g
Other: 1.9 g
18% 42% 29% 7% 4%
Protein: 18.29 g
Fats: 42.16 g
Carbs: 28.88 g
Water: 6.96 g
Other: 3.71 g
Contains more WaterWater +690.5%
Contains more FatsFats +283.3%
Contains more CarbsCarbs +127.8%
Contains more OtherOther +95.3%
~equal in Protein ~18.29g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Nattō
1
16% 24% 61%
Saturated Fat: Sat. Fat 1.591 g
Monounsaturated Fat: Mono. Fat 2.43 g
Polyunsaturated fat: Poly. Fat 6.21 g
9% 19% 72%
Saturated Fat: Sat. Fat 3.663 g
Monounsaturated Fat: Mono. Fat 7.527 g
Polyunsaturated fat: Poly. Fat 28.73 g
Contains less Sat. FatSaturated Fat -56.6%
Contains more Mono. FatMonounsaturated Fat +209.8%
Contains more Poly. FatPolyunsaturated fat +362.6%

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Nattō Flax seeds
Lower in Sodium ok
Lower in Saturated Fat ok
Lower in Glycemic Index ok
Lower in price ok
Lower in Sugar ok
Rich in minerals ok
Rich in vitamins ok
Lower in Cholesterol Equal

All nutrients comparison - raw data values

Nutrient Nattō Flax seeds Opinion
Calories 211kcal 534kcal Flax seeds
Protein 19.4g 18.29g Nattō
Fats 11g 42.16g Flax seeds
Vitamin C 13mg 0.6mg Nattō
Net carbs 7.28g 1.58g Nattō
Carbs 12.68g 28.88g Flax seeds
Magnesium 115mg 392mg Flax seeds
Calcium 217mg 255mg Flax seeds
Potassium 729mg 813mg Flax seeds
Iron 8.6mg 5.73mg Nattō
Sugar 4.89g 1.55g Flax seeds
Fiber 5.4g 27.3g Flax seeds
Copper 0.667mg 1.22mg Flax seeds
Zinc 3.03mg 4.34mg Flax seeds
Phosphorus 174mg 642mg Flax seeds
Sodium 7mg 30mg Nattō
Vitamin E 0.01mg 0.31mg Flax seeds
Manganese 1.528mg 2.482mg Flax seeds
Selenium 8.8µg 25.4µg Flax seeds
Vitamin B1 0.16mg 1.644mg Flax seeds
Vitamin B2 0.19mg 0.161mg Nattō
Vitamin B3 0mg 3.08mg Flax seeds
Vitamin B5 0.215mg 0.985mg Flax seeds
Vitamin B6 0.13mg 0.473mg Flax seeds
Vitamin K 23.1µg 4.3µg Nattō
Folate 8µg 87µg Flax seeds
Choline 57mg 78.7mg Flax seeds
Saturated Fat 1.591g 3.663g Nattō
Monounsaturated Fat 2.43g 7.527g Flax seeds
Polyunsaturated fat 6.21g 28.73g Flax seeds
Tryptophan 0.223mg 0.297mg Flax seeds
Threonine 0.813mg 0.766mg Nattō
Isoleucine 0.931mg 0.896mg Nattō
Leucine 1.509mg 1.235mg Nattō
Lysine 1.145mg 0.862mg Nattō
Methionine 0.208mg 0.37mg Flax seeds
Phenylalanine 0.941mg 0.957mg Flax seeds
Valine 1.018mg 1.072mg Flax seeds
Histidine 0.512mg 0.472mg Nattō
Omega-6 - Eicosadienoic acid 0.007g Flax seeds

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Nattō Flax seeds
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
20%
Nattō
62%
Flax seeds
Minerals Daily Need Coverage Score
116%
Nattō
191%
Flax seeds

Comparison summary

Which food contains less Sodium?
Nattō
Nattō contains less Sodium (difference - 23mg)
Which food is lower in Saturated Fat?
Nattō
Nattō is lower in Saturated Fat (difference - 2.072g)
Which food is lower in glycemic index?
Nattō
Nattō is lower in glycemic index (difference - 56)
Which food is cheaper?
Nattō
Nattō is cheaper (difference - $0.9)
Which food is lower in Sugar?
Flax seeds
Flax seeds is lower in Sugar (difference - 3.34g)
Which food is richer in minerals?
Flax seeds
Flax seeds is relatively richer in minerals
Which food is richer in vitamins?
Flax seeds
Flax seeds is relatively richer in vitamins
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)

References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Nattō - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172443/nutrients
  2. Flax seeds - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169414/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.