Amoy

Dark soy sauce

Barcode 5000111044202

Scanned 121 times by Nomi users

Yes — Dark soy sauce is ultra-processed.

Not a great choice for everyday.

Dark soy sauce is classified as ultra-processed because it contains industrial additives, including plain caramel coloring and potassium sorbate preservative. Lactic acid and citric acid are basic acidity regulators and would not independently make it ultra-processed, but the industrial coloring and preservative do.

Ingredients

No ultra-processed markers

OK

water

Essential base ingredient for countless foods and beverages; serves as solvent and texture modifier.
OK

soy sauce extract (22 %, water, soybean , salt, wheat flour)
OK

sugar

Granulated sugar derived from sugarcane or sugar beets; a basic, single-ingredient sweetener.
OK

salt

Common mineral compound (sodium chloride) used as a seasoning and preservative across cuisines.
OK

colour - plain caramel
OK

acidity regulators - lactic acid
OK

citric acid

A weak organic acid found in citrus fruits, commonly used as an acidulant and preservative in foods and beverages.
OK

preservative - potassium sorbate

Healthier alternatives

Reviewed by Nomi

Similar products that aren't ultra-processed — swap and keep the flavour.

Not Ultra-Processed

Soy sauce

Kikkoman, Kikkoman Sales Usa Inc.

View product →

Swap it for something less processed

See all Sauces, Condiments & Spreads →

Other sauces, condiments & spreads Nomi has checked — these ones aren't ultra-processed.

Common questions about Dark soy sauce

Is Dark soy sauce ultra-processed?

Yes — Dark soy sauce by Amoy is ultra-processed, so it counts as a UPF (ultra-processed food). Dark soy sauce is classified as ultra-processed because it contains industrial additives, including plain caramel coloring and potassium sorbate preservative. Lactic acid and citric acid are basic acidity regulators and would not independently make it ultra-processed, but the industrial coloring and preservative do.

What are healthier alternatives to Dark soy sauce?

Nomi has reviewed similar products that are not ultra-processed, including Soy sauce by Kikkoman, Kikkoman Sales Usa Inc.. See the healthier alternatives above for details.

What does "ultra-processed" (UPF) mean?

Ultra-processed foods (UPFs) are industrial formulations made with ingredients and additives you wouldn't find in a home kitchen — such as emulsifiers, artificial flavourings, colourings and modified starches. The classification is based on the NOVA system used by researchers and dietitians worldwide.

How can I check whether other foods are ultra-processed?

Scan any barcode — or photograph the ingredients label — with the free Nomi app for iOS and Android. You'll get an instant ultra-processed verdict with every ingredient explained in plain English.

Product information comes from public databases and Nomi's own analysis, and may contain errors. Always check the packaging. Ultra-processed classification is based on the NOVA food processing system.