Dialkyl quaternary conditioner
DISOYDIMONIUM CHLORIDE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Disoydimonium chloride is a soy-derived dialkyl quaternary ammonium compound used to condition hair. It softens and reduces static effectively, though it can irritate in leave-on use and raises some environmental flags.
Function
Skin benefits
- Cationic conditioner from hydrogenated soybean fatty acids
- Effective hair softener and antistatic
- Provides slip and shine in conditioners
- Plant-based feedstock with renewable sourcing
Known concerns
- Dialkyl quats are mild eye and skin irritants in concentrated form
- Persistent and bioaccumulative concerns flagged for some dialkyl quats
- Buildup possible on hair with overuse
- Trace impurities depend on supplier
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, so always read the physical product label and consult a healthcare professional for personal concerns.