Thickener
PEG-3 DIROSINATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A PEG-3 diester of rosin acids used as a tackifier and viscosity modifier. Generally tolerated, but the rosin (colophony) backbone is a known contact allergen for some users.
Function
Skin benefits
- Provides skin conditioning
- Helps thicken and stabilize formulations
- Tackifier for long-wear products
Known concerns
- Rosin (colophony) is a recognized contact allergen
- Trace 1,4-dioxane possible from PEG manufacture
- May cause sensitization in rosin-allergic individuals
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related thickeners
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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.