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Emulsifier

3-HYDROXYBUTYRATE/4-HYDROXYBUTYRATE/PEG-90 COPOLYMER

Updated
76

Safety score · 0–100

Fine

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

About

A PHA-PEG block copolymer combining biodegradable hydroxybutyrate units with PEG-90. Used as an emulsifier; benign apart from standard PEG dioxane purification caveat.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Biodegradable polymer base
  • Acts as emulsifier and stabilizer
  • Compatible with skin

Known concerns

  • Trace 1,4-dioxane possible from PEG segment
  • Limited public safety dossier

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.