hair conditioning agent
PEG-3 DISTEAROYLAMIDOETHYLMONIUM METHOSULFATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A biodegradable esterquat hair conditioner combining stearic-acid esters with a quaternary ammonium head group, providing detangling and softness while degrading more readily than legacy quats.
Skin benefits
- Biodegradable esterquat used as a hair conditioning agent
- Provides excellent detangling and softness with low irritation
- Replaces older, less biodegradable quaternary ammonium conditioners
- Reduces static and improves wet combability
Known concerns
- PEG-derivatives carry potential trace 1,4-dioxane contamination
- Methosulfate counterion is a minor concern at very high levels
- Ester linkages can hydrolyse in poorly formulated products
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
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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.