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Thickener

C18-38 ALKYL C24-54 ACID ESTER

CAS 223706-22-7 Updated
82

Safety score · 0–100

Good

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

About

A very high-molecular-weight fatty-acid ester used to thicken and structure cosmetic emulsions. Inert long-chain ester that does not penetrate skin — safe at cosmetic levels.

Function

VISCOSITY CONTROLLING

Skin benefits

  • High-MW thickener for emulsions
  • Adds richness and structure
  • Inert and non-irritating

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 — always read the physical product label and consult a healthcare professional for personal concerns.