Biopolymer (film-former, moisturizer)
CARBOXYMETHYL CHITOSAN
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A water-soluble derivative of chitin with film-forming, moisturizing, and mild antimicrobial properties. Widely studied and recognized as safe, biocompatible, and biodegradable in cosmetic applications.
Skin benefits
- Natural biopolymer derived from chitin (shellfish or fungal)
- Excellent film-forming and moisturizing properties
- Antimicrobial and wound-healing supportive effects
- Biodegradable and biocompatible
Known concerns
- Shellfish-derived sources may trigger allergies in susceptible individuals
- Source variability can affect performance and purity
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Same plant / compound family
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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.