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Humectant

GLYCERETH-3

Updated
72

Safety score · 0–100

Fine

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

About

Glycerin reacted with about 3 ethylene oxide units, used as a moisturizing humectant. Safe at cosmetic grade with the standard PEG-purity caveat.

Skin benefits

  • Humectant — pulls water into skin
  • Reduces tackiness in glycerin-heavy formulas
  • Solvent for water-soluble actives

Known concerns

  • PEGylated glycerin — dioxane purification dependency
  • Limited standalone CIR data on this exact molar mass

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related humectants

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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.