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Emulsifier

POLYGLYCERYL-4 TRISTEARATE

CAS 99734-29-9 Updated
80

Safety score · 0–100

Good

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

About

A polyglyceryl-4 ester of stearic acid — a PEG-free emulsifier popular in clean-beauty creams. Big molecule, low penetration, broadly safe.

Function

SKIN CONDITIONING - EMOLLIENTSURFACTANT - EMULSIFYING

Skin benefits

  • PEG-free emulsifier
  • Mild on skin
  • Plant-derived

Known concerns

  • Heavy on oily skin
  • Supplier variation

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.