Quaternary conditioning agent
QUATERNIUM-53
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A specialty quaternary ammonium conditioning ingredient used to reduce static, soften hair, and improve detangling. Performs in both shampoos and rinse-off conditioners at low concentrations.
Skin benefits
- Antistatic and conditioning effect
- Improves hair manageability
- Compatible with anionic and nonionic systems
- Used at low percentages
Known concerns
- Limited publicly available safety data
- Possible eye irritation in concentrates
- Quat class may sensitize a small subset of users
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related quaternary 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.