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Emulsifier

POLYPROPANEDIOL-5 STEARATE

85

Safety score · 0–100

Good

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

A polymeric ester of polypropanediol and stearic acid used to stabilize emulsions and provide a smooth, soft skin feel. The bio-based version offers a sustainable, well-tolerated emulsifier option.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Stabilizes emulsions
  • Improves skin feel
  • Bio-based polymer backbone available

Known concerns

  • Limited published toxicology data
  • Newer ingredient with thinner regulatory record

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.