UV filter
N,N,N-Trimethyl-4-(2-oxoborn-3-ylidenemethyl) anilinium methyl sulphate
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A water-soluble UVB sunscreen filter from the camphor-benzalkonium family, approved in EU sunscreens at defined limits. Helps shield skin from UVB damage, with some debate around camphor-class endocrine signals.
Skin benefits
- UV filter (camphor benzalkonium methosulfate) absorbing UVB radiation
- Provides water-soluble sunscreen functionality
- Approved in EU sunscreen products with defined concentration limit
- Helps prevent UVB-induced skin damage
Known concerns
- Camphor-derivative UV filters have been studied for potential endocrine effects
- Some camphor-based filters are restricted in environmentally sensitive markets
- Allergic reactions to organic UV filters are possible in sensitive users
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, so always read the physical product label and consult a healthcare professional for personal concerns.