Conditioning agent
TREHALOSE HYDROXYPROPYLTRIMONIUM CHLORIDE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A sugar derived quaternary ammonium conditioner combining trehalose with a trimonium group. Used in hair and skin formulas for antistatic softness and easy combing, with a milder profile than older quats.
Skin benefits
- Cationic conditioning agent that smooths hair and skin
- Carries trehalose moiety known for moisture retention
- Antistatic, reducing flyaways and frizz
- Helps with combability and softness in rinse off products
Known concerns
- Quaternary ammonium group can be mildly irritating to eyes
- Limited independent peer reviewed safety reviews
- Build up possible on hair with heavy repeated use
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related conditioning agents
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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.