Foods Containing E403 (Ammonium Alginate)

🟢 🟢 Safe
E403 — Ammonium Alginate

E403 (Ammonium Alginate) is a thickener (seaweed) used in soups and gravies, yoghurts. Here are the foods where you'll find it on the label.

✅ E403 is generally safe — want to cook without packaged food? Additive-free cookbooks →

Common foods that contain E403

In the UK and EU, E403 must be declared either as "E403" or as "Ammonium Alginate" in the ingredients list.

Is E403 safe?

EFSA has reviewed E403 and considers it safe for human consumption at the levels used in food. No credible evidence links Ammonium Alginate to harm at normal dietary intakes.

🌱VeganYes
🥚VegetarianYes
☪️HalalHalal
🌴Palm OilUnlikely

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Reduce or replace E403

Products relevant to E403 and your dietary choices

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Additive-Free Cookbook
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Data: Open Food Facts (ODbL) · EFSA

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