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Thickener or gelling agent

E425 (konjac): what it is, its sources, vegan or not

E425 is konjac, a thickener. E425 comes from konjac root. Vegan and vegetarian profiles get Fits you.

By Bravoora teamUpdated Sources checked 4 sourcesHow we check

Fits you

for a vegan profile

E425=konjac root

What is E425?

E425 (konjac) is a thickener, an additive that thickens a food or gives it the texture of a gel.

What is E425 made from?

E425 comes from konjac root. From the konjac root. Not permitted in jelly mini-cups in the EU and UK.

  • Konjac root

Is E425 vegan?

Fits you. E425 comes from konjac root. Nothing from an animal.

What the app says to each profile, and the reason it shows.

VeganFits youE425 comes from konjac root. Nothing from an animal.
VegetarianFits youE425 comes from konjac root. Nothing from an animal.

What other names does E425 have on a label?

On a label, E425 can also appear as “INS 425”, “Thickener (425)”, “Thickener (E425)”, “Konjac” or “Glucomannan”.

Any of these on a pack means E425. The checker reads them all.

E425E 425E-425INS 425Thickener (425)Thickener (E425)KonjacGlucomannanKonjac gum

What would change the answer for E425?

For E425, only the ingredient list itself: a code the camera cannot read gets Needs one more scan, and the app never guesses a code it cannot see.

Sources: EU, US and Codex additive rules

Where additives are listed and approved. Bravoora reads the source and the diet; it does not rate the hazard.

  1. EU Regulation 1333/2008 on food additives (the E-number list)
  2. EU Regulation 1169/2011, Annex II: the allergen sources a label must name
  3. US FDA: Food Additive Status List
  4. FAO/WHO Codex: General Standard for Food Additives (GSFA) online

Names and classes cross-checked with Open Food Facts (Open Database License).

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