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Kikkoman Soy Sauce
Photo: Open Food Facts contributors (CC BY-SA)

Sauces au soja salées

Kikkoman Soy Sauce

296 mL

Good out of 100 Medium confidence
  • High in salt
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Why it scores 76

Kikkoman Soy Sauce scores 76 out of 100 (Good) under GoodSwap’s published rules. What moved the score most:

  1. Salt 9.8 g / 100 g: Very high in salt. Strong
  2. Processed (NOVA 3): Classified NOVA 3: processed with added salt, sugar or oil. Emerging
  3. Sodium benzoate: Benzoates can form small amounts of benzene in drinks that also contain ascorbic acid (vitamin C), especially with heat or light. Strong

Every line of the math is on The Receipt below, with its evidence tier and sources.

Better soy sauce and aminos

The same kind of product, at least 10 points higher, sold in the US. Never paid placements.

The Receipt

Soy Sauce

START100

Ingredients

  • Sodium benzoate
    Strong Benzoates can form small amounts of benzene in drinks that also contain ascorbic acid (vitamin C), especially with heat or light. [1][2][3]
subtotal−7.5

Processing

  • Processed (NOVA 3)
    Emerging Classified NOVA 3: processed with added salt, sugar or oil. [4]
subtotal−8

Nutrition per 100 g

  • Salt 9.8 g / 100 g
    Strong Very high in salt. [5]
subtotal−9
TOTAL 76Good

100 − 24.5 = 75.5 → 76

Can’t score above 79. High in salt (above the front-of-pack "high" level). [6]

GTIN 00041390001055 · 2026-09-28

score v1.3.0 · kb 2026.10.11

Medium confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy67 kcal
Fat0 g
Saturated fat0.4 g
Carbohydrates6.7 g
Sugars1.1 g
Added sugars0 g
Fiber2.5 g
Protein6.7 g
Salt9.8 g

Serving: 1 serving (15 g)

Ingredients

High Moderate Not recognized Tap an ingredient for its evidence and rules.
Label text, as published

Water, Soybeans, Wheat, Salt, Lactic acid, Sodium benzoate Brewing starter (Aspergillus sojae).

Allergens and diets

Contains: Soy, Wheat, Gluten

  • Vegan
  • Vegetarian
  • Not gluten-free
  • Palm-oil-free

Always check the package: recipes change.

More from Kikkoman

Sources

  1. Benzene production from decarboxylation of benzoic acid in the presence of ascorbic acid and a transition-metal catalyst

    Journal of Agricultural and Food Chemistry · May 1993 · Peer-reviewed

    doi.org

  2. Food additives and hyperactive behaviour in 3-year-old and 8/9-year-old children in the community: a randomised, double-blinded, placebo-controlled trial

    The Lancet · November 2007 · Peer-reviewed

    “Artificial colours or a sodium benzoate preservative (or both) in the diet result in increased hyperactivity in 3-year-old and 8/9-year-old children in the general population.”

    doi.org

  3. Re-evaluation of benzyl alcohol (E 1519) as food additive (records the 2016 benzoate re-evaluation)

    European Food Safety Authority · Oct 30, 2019 · Agency assessment

    “derived a group ADI of 5 mg/kg bw per day (expressed as benzoic acid) in accordance with the ADI previously derived by SCF and JECFA”

    doi.org

  4. Ultra-processed foods: what they are and how to identify them

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org

  5. Sodium reduction (fact sheet)

    World Health Organization · May 11, 2026 · Agency assessment

    “For adults, WHO recommends less than 2000 mg/day of sodium (equivalent to less than 5 g/day salt), or just under a teaspoon.”

    who.int

  6. Guide to creating a front of pack (FoP) nutrition label for pre-packed products sold through retail outlets

    Department of Health and Social Care / Food Standards Agency (GOV.UK) · Nov 8, 2016 · Regulator

    “Table 3: Criteria for drinks (per 100ml)”

    assets.publishing.service.gov.uk

  7. Dietary Guidelines for Americans, 2025–2030

    U.S. Department of Health and Human Services and U.S. Department of Agriculture · January 2026 · Regulator

    “Limit foods and beverages that include artificial flavors, petroleum-based dyes, artificial preservatives, and low-calorie non-nutritive sweeteners.”

    cdn.realfood.gov