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Nutritional Density
Food guide

Soy Sauce

Fermented soybean seasoning that supplies deep umami — and a lot of salt.

FermentedPlant-Based
Soy Sauce, a nutrient-dense fermented food, photographed on a plain linen surface

Nutrition per 100 g

Standardised to 100 g of soy sauce for fair comparison. Typical serving: 1 tbsp (16 g) — 9 kcal per 16 g serving.

Nutrition information for Soy Sauce
NutrientPer 100 gPer serving (16 g)Per 100 kcal
Energy56 kcal9 kcal100 kcal
Protein8.1 g1.3 g14.4 g
Carbohydrate5 g0.8 g8.9 g
Fat0 g0 g0 g
Fibre0.6 g0.1 g1.1 g

Figures are typical values and vary with variety, preparation and brand.

Micronutrients

Vitamins and minerals per 100 g of soy sauce, with a typical serving and FDA Daily Value for adults.

Micronutrients for Soy Sauce
NutrientPer 100 gPer serving (16 g)% DV
Vitamins
Vitamin A0 µg0 µg0%
Vitamin C0 mg0 mg0%
Vitamin D0 µg0 µg0%
Vitamin E0 mg0 mg0%
Vitamin K0 µg0 µg0%
Thiamin0.059 mg0.009 mg5%
Riboflavin0.15 mg0.024 mg12%
Niacin4 mg0.64 mg25%
Vitamin B60.2 mg0.032 mg12%
Folate18 µg2.9 µg5%
Vitamin B120 µg0 µg0%
Pantothenic acid0.38 mg0.061 mg8%
Choline38.4 mg6.1 mg7%
Minerals
Calcium20 mg3.2 mg2%
Iron2.4 mg0.38 mg13%
Magnesium40 mg6.4 mg10%
Phosphorus130 mg20.8 mg10%
Potassium212 mg33.9 mg5%
Sodium5586 mg894 mg243%
Zinc0.43 mg0.069 mg4%
Selenium0.8 µg0.13 µg1%
Copper0.14 mg0.022 mg16%
Manganese0.5 mg0.08 mg22%

Source: USDA FoodData Central — Soy sauce made from soy (tamari)

% DV uses FDA Daily Values for adults. Nutrients that USDA does not report for this entry are omitted. Values vary with variety, preparation and brand.

Why eat soy sauce?

  • Adds savoury depth for almost no calories.
  • Reduces the need for other seasonings.

How to include it

  • Measure rather than pour freely.
  • Choose reduced-salt versions.

Things to consider

  • Extremely high in sodium — one tablespoon is around 900 mg.
  • Standard soy sauce contains wheat.

Educational content. This article is for general information and is not medical advice. Speak to a qualified health professional about your individual circumstances.

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