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PPG-23-STEARETH-34

CAS 9038-43-1
78

Safety score · 0–100

Fine

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

About

An ethoxylated and propoxylated lanolin alcohol that functions as a nonionic surfactant and emulsifier in cosmetic formulations.

PPG-23-Steareth-34 is a lanolin-derived ethoxylated/propoxylated alcohol used as a nonionic surfactant and emulsifier. It is not subject to specific restrictions under EU Cosmetics Regulation 1223/2009 and is considered safe for cosmetic use at normal concentrations. It is commonly used in skin care and hair care products for its emulsifying properties.

Skin benefits

  • Effective emulsifier for stable formulations
  • Helps deliver active ingredients to skin

Known concerns

  • Potential residual lanolin allergens for sensitive individuals
  • May contain trace amounts of residual oxides from ethoxylation process

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.