Thickener
SODIUM ACRYLIC ACID/MA COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A sodium-neutralized copolymer of acrylic and maleic acid. Used as a thickener and chelator. Polymer size keeps skin absorption negligible; main caveat is environmental persistence.
Function
Skin benefits
- Effective thickener and dispersant
- Stabilizes emulsions
- Polymer size limits skin absorption
- Common in dental and skincare formulas
Known concerns
- Possible trace maleic anhydride residue
- Not readily biodegradable
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related thickeners
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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.