Skip to content

PEG emulsifier

PEG-20 LANOLIN

CAS 61790-81-6
72

Safety score · 0–100

Fine

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

Lanolin (sheep wool wax) chemically modified with polyethylene glycol to create a versatile emulsifier. It conditions skin and hair, but lanolin allergens and potential PEG impurities give it a moderate safety rating.

Function

SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING

Skin benefits

  • Water-soluble form of lanolin acting as emulsifier and emollient
  • Provides skin conditioning and softness in creams and hair products
  • Long history of use in personal care formulations
  • Helps stabilize oil-in-water emulsions

Known concerns

  • Lanolin derivatives are well-known contact allergens in atopic and eczema-prone users
  • PEG ingredients can contain trace 1,4-dioxane impurities unless properly stripped
  • May exacerbate breakouts in acne-prone skin
  • Animal-derived, not vegan-friendly

References

EU

EU CosIng database

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

Related peg emulsifiers

Check your shelf

Find PEG-20 LANOLIN in your products.

Scan any cosmetic product with LuxSense to see if it contains PEG-20 LANOLIN and get a full ingredient breakdown with safety scores.

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.