Hair Conditioning
DIHYDROGENATED PALMOYL HYDROXYETHYLMONIUM METHOSULFATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A palm-derived ester quat (hydroxyethyl methosulfate quaternary) used to condition and de-static hair. Generally well tolerated in rinse-off and leave-on, with the usual quat caveats around eye irritation and build-up.
Function
Skin benefits
- Antistatic and conditioning quat for hair
- Reduces tangling and frizz
- Substantive to keratin
- Tolerable at typical leave-on levels
Known concerns
- Quaternary ammonium can irritate eyes/mucosa
- Cumulative build-up on hair
- Minor aquatic toxicity for quats
- Palm-oil sourcing/sustainability
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related hair conditionings
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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.