UV Filter
Titanium dioxide (nano)
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A nano-sized mineral UV filter — works on the skin surface to block sun, with very little penetration into living skin. The catch is inhalation: it is restricted in sprays and loose powders, not in creams.
Skin benefits
- Broad-spectrum mineral UV filter
- Stays on skin surface, minimal penetration
- Photo-stable, doesn't degrade in sun
- SCCS-approved for use in sunscreens
Known concerns
- Inhalation hazard in powders and sprays (IARC 2B for inhaled TiO2)
- Banned in EU spray applications
- Not for use where lungs can be exposed
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related uv filters
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.