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Beauty ingredient · UV filter / colorant

Titanium dioxide (cosmetic, CI 77891)

CAS
13463-67-7

A mineral UV filter and white pigment in sunscreens and makeup. Permitted in EU cosmetics; inhalation of loose powder or spray is the main concern.

  • Mineral UV filter
  • Expert review pending
Low concern Level 1 of 4 How concern levels work

A minor or very limited concern, such as being an ultra-processing marker only. The concern level sets how many points Titanium dioxide (cosmetic, CI 77891) costs on a product’s receipt.

What the evidence says

  • Warning label requiredRegulatory

    California lists airborne, unbound titanium dioxide particles of respirable size under Proposition 65 (cancer, 2011), relevant to loose powders and sprays. [1]

Evidence tiers say how sure the evidence is, separately from how much it matters. About evidence tiers.

Rules around the world

WhereStatusDetailsDateSource
European Union Permitted Permitted as a colorant (CI 77891) and UV filter, with conditions for nano forms and sprays. — [2]
California (US) Warning label required Airborne unbound respirable particles listed under Proposition 65. Sep 2, 2011 [1]

“Banned” means explicitly prohibited or withdrawn after review; “not permitted” means never authorized there. We use each regulator’s own words.

Popular products that list Titanium dioxide (cosmetic, CI 77891)

2 of the 17,000 most-scanned products in the US with a GoodSwap page list Titanium dioxide (cosmetic, CI 77891).

Names GoodSwap recognizes on labels (9)
  • tio2
  • ci77891
  • ci 77891
  • titanium dioxide
  • titanium dioxide 5
  • titanium dioxide 7
  • titanium dioxide nano
  • titanium dioxide ci 77891
  • titanium dioxide cosmetic ci 77891

Sources

  1. Proposition 65 List of Chemicals Known to the State to Cause Cancer or Reproductive Toxicity

    California Office of Environmental Health Hazard Assessment (OEHHA) · Jul 31, 2026 · Law

    “The date refers to the initial appearance of the chemical on the list.”

    oehha.ca.gov

  2. Regulation (EC) No 1223/2009 of 30 November 2009 on cosmetic products

    European Union (Official Journal) · Nov 30, 2009 · Law

    “cosmetic products shall not contain any of the following: (a) prohibited substances — prohibited substances listed in Annex II”

    eur-lex.europa.eu