Titanium dioxide (Color)
International number (INS/E number) E171
How it's written on Korean labels 이산화티타늄이산화티탄
What is this additive?
Banned as a food additive in the EU since 2022, after EFSA said genotoxicity could not be ruled out.
Check Foreign regulators or international bodies have taken official action (ban, warning label or carcinogen classification).
What is it used for?
- Adds or restores color. Doesn't affect taste or shelf life.
Safety summary
JECFA did not set a numerical ADI (“ADI not specified”), meaning it judged normal intake unlikely to be a health concern. (evaluated 2023)
JECFA kept its earlier conclusion in a 2023 re-evaluation, but the EU has banned it in food since 2022.
⚠ To verify: we haven't re-checked this value against the original JECFA database entry.
In Korea it may be used only within the food-by-food limits in the MFDS Food Additives Code.
Sources: JECFA database (FAO/WHO) · Food Safety Korea (MFDS Food Additives Code, Korean)
Permitted in Korea within legal limits. This is reference information summarized from public regulatory and research sources, not medical advice.
Common in
CandyChewing gumChocolate & confectionerySupplements (tablets)
Use differs by food type, and products of the same type can have different ingredients.
If you want to avoid it
- Instead of brightly colored candy, jelly or drinks, try clear/white products or ones with natural colors.
- On Korean labels, also look for 이산화티탄.
Products with Titanium dioxide
No collected product lists Titanium dioxide yet. We'll show them here as products are added.
Found by matching text in the ingredient list, so some products may be missed or mismatched. Always check the package. This list refreshes once a day.
Related additives
Natural colorsAllura Red (Red No. 40)Tartrazine (Yellow No. 4)Sunset Yellow (Yellow No. 5)Ponceau 4R (Red No. 102)Erythrosine (Red No. 3)Amaranth (Red No. 2)Brilliant Blue / Indigo carmine (Blue No. 1·2)Fast Green (Green No. 3)Caramel color
Other dictionaries: Additive dictionary · Ingredient dictionary · Allergens