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INCI: QUATERNIUM-18
A quaternary ammonium compound that functions as an antistatic agent, hair conditioning agent, and suspending agent in cosmetic formulations, particularly in hair care.
Beneficial for
Safety summary
Generally considered safe for rinse-off products; potential for irritation in leave-on products at high concentrations.
CAS Number
61789-80-8
1% line marker
This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.