Film Former
SODIUM CARBOXYMETHYL CHITIN
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A water-soluble chitin derivative that forms a light hydrating film and binds moisture to skin and hair. Marine-bio-derived and gentle, but worth noting for those with shellfish sensitivities.
Function
Skin benefits
- Forms a protective hydrating film
- Attracts and holds moisture
- Bio-derived from chitin
- Generally well-tolerated
Known concerns
- Shellfish-derived — relevant for shellfish allergic users
- Sourcing variability in marine-derived ingredients
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related film formers
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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.