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Thickener

PEG-180/OCTOXYNOL-40/TMMG COPOLYMER

65

Safety score · 0–100

Fine

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

A large PEG-180/octoxynol-40/TMMG copolymer used to thicken water-based cleansers. The cured polymer is well tolerated, but supplier control of residual formaldehyde and dioxane is important.

Function

VISCOSITY CONTROLLING

Skin benefits

  • Thickens water phases of cosmetic formulations
  • Improves rheology and feel of shampoos and cleansers
  • Allows clear gel systems with minimal residue

Known concerns

  • Octoxynol-class surfactants face environmental scrutiny
  • TMMG is a formaldehyde-condensate crosslinker; residual formaldehyde must be controlled
  • PEG-180 requires dioxane control

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.