Thickener
STEARALKONIUM HECTORITE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Stearalkonium hectorite — hectorite clay surface-treated with a stearalkonium quat for oil-phase compatibility. Thickens lipsticks, foundations and oil gels, holding pigments in suspension. Well-tolerated cosmetic rheology modifier.
Skin benefits
- Effective oil-phase thickener
- Keeps pigments in suspension in lipsticks and foundations
- Stable rheology with good cosmetic feel
Known concerns
- Quaternary ammonium portion bound to clay — minor leaching possible
- Not typical for sensitive eye area
- Limited ingredient-specific public safety data
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
PubChem
U.S. NIH compound data, GHS hazard codes and toxicity literature.
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.