Cationic hair conditioner
HYDROXYETHYL TALLOWDIMONIUM CHLORIDE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A fatty quat used to condition and detangle hair. The class is generally safe in rinse-off use, but it can irritate eyes and broken skin and has some environmental aquatic toxicity concerns.
Skin benefits
- Cationic surfactant that conditions hair and reduces static
- Improves wet and dry combability of hair
- Helps detangle damaged or fine hair fibers
- Common, well-understood functional ingredient class
Known concerns
- Quaternary ammonium compounds can irritate eyes and mucous membranes
- Aquatic toxicity flagged by ECHA for many quats
- Possible build-up and scalp irritation with frequent leave-on use
- Specific public safety review for this INCI is limited
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related cationic hair conditioners
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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.