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Surfactant

PEG-50 CASTOR OIL

CAS 61791-12-6
65

Safety score · 0–100

Fine

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

Castor oil ethoxylated with about 50 ethylene-oxide units — a hydrophilic emulsifier and surfactant in cosmetic emulsions. Safe at typical levels with the usual PEG-residue caveat.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Effective oil/water emulsification
  • Solubilizes essential oils and fragrance
  • Mild on skin at typical use levels

Known concerns

  • Trace 1,4-dioxane possible from PEG synthesis
  • High-PEG products may concern those preferring minimal-processing formulas
  • Possible sensitization in PEG-allergic users

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.