Cationic conditioner
STEARYL ETHYLHEXYLDIMONIUM METHOSULFATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Stearyl ethylhexyldimonium methosulfate is a long-chain quaternary conditioner used to soften hair and skin. It works well at low levels but, like other cationics, can irritate eyes and lacks a deep public safety review.
Skin benefits
- Quaternary ammonium conditioner that softens skin and hair
- Reduces static and improves combability
- Substantive to hair and skin surfaces
Known concerns
- Cationic surfactants can irritate eyes and broken skin
- Limited published SCCS dossier under this exact INCI
- Methosulfate counter-ion raises questions about residual methanol
- Bioaccumulation concerns in aquatic environments
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related cationic conditioners
Same plant / compound family
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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.