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Lanolin-PEG phosphate ester

TRILANETH-4 PHOSPHATE

60

Safety score · 0–100

Fine

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

Trilaneth-4 Phosphate is a lanolin-derived ethoxylated emulsifier used to build creamy textures in skin and hair products. It is generally tolerated, but lanolin can trigger allergy in some users, and is animal-derived.

Skin benefits

  • Functions as an emulsifier in skin and hair products
  • Compatible with lanolin-based emollient systems
  • Helps create rich, creamy textures
  • Phosphate ester provides mild anionic character

Known concerns

  • Lanolin-derived materials can trigger allergy in sensitive users
  • Ethoxylation step risks trace 1,4-dioxane impurities
  • Limited public safety data for this specific ester
  • Animal-derived, which excludes vegan formulations

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.