Legume
Natto
Natto is whole soybeans fermented with Bacillus subtilis var. natto until sticky, aromatic, and strongly savoury. Texture is stringy; flavour is nutty-ammoniac and umami-rich—an acquired staple of Japanese breakfasts. Stir to develop threads; serve over rice with mustard and soy. Distinct from tempeh or miso as a whole-bean sticky ferment.
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Breeds & varieties
A sample of named types with their own origin and culinary profiles.
Characteristics
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Nutrition and pairings
Nutrition
Typical values per 100 g edible portion. Nutrient names open the reference page.
Nutrition Facts
Per 100 g edible portion
Amount per 100 g
- Total Fat 0.81 g
- Saturated Fat 0.19 g
- Trans Fat 0 g
- Monounsaturated Fat 0.18 g
- Polyunsaturated Fat 0.31 g
- Cholesterol 0 mg
- Sodium 9.39 mg
- Salt 0.02 g
- Total Carbohydrate 19.2 g
- Dietary Fibre 6.03 g
- Total Sugars 2.15 g
- Complex / starch 11.4 g
- Protein 9.47 g
- Water 60.8 g
- Energy 114 kcal
- Water 60.8 g
- Carbohydrates 19.2 g
- Sugars 2.15 g
- Monosaccharides 1.5 g
- Disaccharides 0.65 g
- Starch 11.4 g
- Amylose 2.85 g
- Amylopectin 8.55 g
- Digestible Starch 9.69 g
- Resistant Starch 1.14 g
- Fibre 6.03 g
- Soluble Fibre 2.11 g
- Insoluble Fibre 3.92 g
- Protein 9.47 g
- Plant Protein 9 g
- Fat 0.81 g
- Saturated Fat 0.19 g
- Monounsaturated Fat 0.18 g
- Polyunsaturated Fat 0.31 g
- Vitamins 175 mg
- Vitamin A 20 µg
- Vitamin B1 — Thiamine 0.21 mg
- Vitamin B2 — Riboflavin 0.12 mg
- Vitamin B3 — Niacin 1.75 mg
- Vitamin B5 — Pantothenic Acid 0.58 mg
- Vitamin B6 0.23 mg
- Vitamin B7 — Biotin 5.7 µg
- Vitamin B9 — Folate 135 µg
- Vitamin C 2 mg
- Vitamin E 0.55 mg
- Vitamin K 8.8 µg
- Minerals 237 mg
- Major Minerals 229 mg
- Trace Minerals 7.4 mg
- Salt 0.02 g
- Sodium Chloride 0.02 g
Vitamins
vitamin-c: 2 · vitamin-a: 20 · vitamin-b1-thiamine: 0.21 · vitamin-b2-riboflavin: 0.12 · vitamin-b3-niacin: 1.75 · vitamin-b5-pantothenic-acid: 0.58 · vitamin-b6: 0.23 · vitamin-b7-biotin: 5.7 · vitamin-b9-folate: 135.4 · vitamin-e: 0.55 · vitamin-k: 8.8 ·
Minerals
Sodium: 9.39 · Potassium: 170 · Calcium: 50 · Iron: 2 · Zinc: 0.4 · Iodine: 5 ·
Cooked legumes deliver plant protein, resistant starch, and fibre with little fat.
History
Japanese cookery developed natto as a preserved soybean breakfast food.
Commercial natto production standardised packs for urban markets.
Global Japanese groceries stocked frozen and fresh natto.