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Colour

E171 (titanium dioxide): what it is, its sources, vegan or not

E171 is titanium dioxide, a colour. E171 comes from minerals. Vegan and vegetarian profiles get Fits you.

By Bravoora teamUpdated Sources checked 4 sourcesHow we check

Fits you

for a vegan profile

E171=minerals

What is E171?

E171 (titanium dioxide) is a colour, an additive that adds or restores colour in a food. No longer authorised as a food additive in the EU since 2022.

What is E171 made from?

E171 comes from minerals.

  • Minerals

Is E171 vegan?

Fits you. E171 comes from minerals. Nothing from an animal.

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

VeganFits youE171 comes from minerals. Nothing from an animal.
VegetarianFits youE171 comes from minerals. Nothing from an animal.

What other names does E171 have on a label?

On a label, E171 can also appear as “INS 171”, “Colour (171)”, “Colour (E171)”, “Titanium dioxide” or “CI 77891”.

Any of these on a pack means E171. The checker reads them all.

E171E 171E-171INS 171Colour (171)Colour (E171)Titanium dioxideCI 77891

What would change the answer for E171?

For E171, 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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