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Thickener

POLYACRYLATE-40

CAS 172201-25-1
75

Safety score · 0–100

Fine

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

A synthetic acrylate polymer used to thicken and stabilize creams and gels. Big-molecule, doesn’t penetrate skin; well tolerated, but it’s a non-biodegradable plastic-like polymer.

Function

FILM FORMING

Skin benefits

  • Reliable thickener and film former
  • Stabilizes emulsions
  • Smooth skin-feel modifier

Known concerns

  • Synthetic polymer; not biodegradable
  • Possible trace residual monomers in low-grade material

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.