Emulsifier
SODIUM CETETH-4 PHOSPHATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A ceteth phosphate ester surfactant with 4 ethoxylation units — the cetyl chain plus phosphate head group make it a useful mild emulsifier and co-surfactant in lotions and cleansers, especially in low-irritation systems.
Function
Skin benefits
- Mild emulsification of oil and water phases
- Co-surfactant in cleansers
- Phosphate group provides good water solubility
Known concerns
- Possible 1,4-dioxane traces from ethoxylation
- Limited public toxicology specific to this grade
- Phosphate may complicate environmental discharge
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related emulsifiers
Check your shelf
Find SODIUM CETETH-4 PHOSPHATE in your products.
Scan any cosmetic product with LuxSense to see if it contains SODIUM CETETH-4 PHOSPHATE 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 — always read the physical product label and consult a healthcare professional for personal concerns.