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Thickener

POLYCARBOPHIL

CAS 9003-97-8
88

Safety score · 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A polyacrylic acid lightly crosslinked with divinyl glycol. A mucoadhesive thickener used in vaginal moisturisers and skin gels; very high MW means it stays on the surface and is not absorbed.

Function

EMULSION STABILISINGVISCOSITY CONTROLLING

Skin benefits

  • Mucoadhesive thickener for stable gels
  • Maintains viscosity across pH range
  • Pharma-grade purity available

Known concerns

  • No significant concerns at cosmetic concentrations

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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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.