STEARETH-3 PHOSPHATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
An ethoxylated phosphate ester functioning as an emulsifying agent with a long history of safe cosmetic use.
Steareth-3 Phosphate is an ethoxylated alcohol phosphate ester used primarily as an emulsifying agent in cosmetic formulations. It is not listed in EU Annexes II, III, or IV with restrictions. The ingredient is considered safe in cosmetic use, though as with many ethoxylated ingredients, residual ethylene oxide and 1,4-dioxane levels must be monitored per cosmetic GMP requirements.
Skin benefits
- Emulsifying agent
- Helps form stable emulsions
- Skin conditioning
Known concerns
- Possible residual ethylene oxide (monitored per GMP)
- Possible residual 1,4-dioxane
References
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 — always read the physical product label and consult a healthcare professional for personal concerns.