Thickener
HYDROXYPROPYL METHYLCELLULOSE STEAROXY ETHER
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A modified-cellulose thickener with stearate-side groups. Cellulose backbone is among the safest polymer families known — used in food, pharma and cosmetics with no notable hazards at use levels.
Function
Skin benefits
- Effective viscosity control
- Stabilizes emulsions
- Forms breathable conditioning film
Known concerns
- No significant concerns at cosmetic concentrations
- Rare residual reagent traces in low-grade material
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.