Emulsifier
TRI-C12-15 ALKETH-10 PHOSPHATE (FORMERLY TRI-C12-15 PARETH-10 PHOSPHATE)
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A phosphate-ester emulsifier built on PEG-10 C12-15 alcohol, used to bind oil and water in creams. Generally well tolerated when properly purified; main caveats are trace dioxane and mild anionic irritation potential.
Function
Skin benefits
- Effective oil-in-water emulsifier
- Stabilises emulsions across pH ranges
- Mild compared to sulfate surfactants
Known concerns
- Trace 1,4-dioxane possible from PEG-10 ethoxylation
- Anionic phosphate may irritate broken skin
- Watch eye area in leave-on products
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related emulsifiers
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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.