Potassium aluminium silicate
Function: Food Additive
E555 is the European food-additive number for Potassium aluminium silicate. Potassium aluminium silicate (E555) is a food additive used as a food additive.
Is E555 safe or restricted?
E555 is approved for use in the EU. It sits among the additives EFSA keeps under ongoing review as new evidence is published. Forkin classifies it as “Under monitoring” and does not make health claims. See the methodology for how regulatory levels are assigned, or the guide to how EU additives are approved, re-evaluated and banned.
Is E555 vegan or vegetarian?
Potassium aluminium silicate (E555) is typically produced from plant, mineral, or synthetic sources, so it is generally suitable for vegans and vegetarians.
The production source can vary between manufacturers — the Forkin app shows the verified vegan and vegetarian status per product. Always read the label for allergens.
Which foods contain E555?
E555 appears in 176 of the 4.6 million products in Forkin's catalogue — most often in food coloring / decorations, chocolate truffles / pralines and chocolate candy.
- Food Coloring / Decorations45
- Chocolate Truffles / Pralines17
- Chocolate Candy16
- Ice Cream4
- Milk Chocolate3
- Sugar3
- Dark Chocolate3
- Dietary Supplements3
Often appears alongside
Additives most frequently found in the same ingredient lists as E555 across the catalogue.
Counts reflect Forkin's independently enriched product catalogue and update as new products are added — they are not a market-share statistic.
Frequently asked questions about E555
- What is E555?
- E555 is the E-number for Potassium aluminium silicate. Potassium aluminium silicate (E555) is a food additive used as a food additive.
- Which foods contain E555?
- E555 appears in 176 of the 4.6 million products in Forkin's catalogue — most often in food coloring / decorations, chocolate truffles / pralines and chocolate candy. Scan any barcode with the Forkin app to see instantly whether a specific product contains it.
- Is E555 vegan or vegetarian?
- Potassium aluminium silicate (E555) is typically produced from plant, mineral, or synthetic sources, so it is generally suitable for vegans and vegetarians. The Forkin app shows the verified vegan and vegetarian status per product, since the source can vary between manufacturers.
- Is E555 safe, and is it banned anywhere?
- E555 is approved for use in the EU. It sits among the additives EFSA keeps under ongoing review as new evidence is published. Forkin classifies it as "Under monitoring" and does not make health claims — see the methodology page for how regulatory levels are assigned, and the Forkin app for the full profile, including acceptable daily intake (ADI) and restrictions by country.
See the full profile in Forkin
The Forkin app surfaces the full regulatory profile of E555 — acceptable daily intake (ADI), restrictions by country, vegan/vegetarian status, alternative names, and which products in your scan history contain it. See how Forkin compares to other scanners or view pricing.