Science
Mechanism of Action
As a positively charged quaternary ammonium compound, Isononamidopropyl Ethyldimonium Ethosulfate readily adsorbs onto the naturally negatively charged surfaces of skin and hair. This electrostatic interaction facilitates its roles as a conditioning and antistatic agent, while also providing a moisturizing benefit in both rinse-off and leave-on applications.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Specific data on chemical stability is not readily available. While The Good Scents Company estimates its water solubility as very low (0.001652 mg/L at 25 °C), its practical application as a surfactant and conditioning agent in aqueous cosmetic formulations suggests effective dispersibility.
Safety
Safety Profile
According to PubChem, this chemical is classified as harmful if swallowed (98.6%), causes skin irritation (99.3%), and causes serious eye damage (99.3%). The EWG Skin Deep database indicates low neurotoxicity, low endocrine disruption, low-to-moderate non-reproductive organ system toxicity, low-to-moderate allergies & immunotoxicity, low developmental and reproductive toxicity, and moderate asthma/respiratory concerns. These cautions are often associated with the broader class of quaternary ammonium compounds.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite its functional benefits, significant reported risks of skin irritation and serious eye damage, coupled with an unreviewed safety status, render this ingredient unsuitable for Moumoujus formulations.
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References
Sources