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emulsifier

Behentrimonium Chloride

Generally safe·Strong evidence

A quaternary ammonium conditioning agent that coats hair with a positive charge to smooth the cuticle, cut static, and ease detangling; it is one of the most common conditioning ingredients in rinse-off conditioners. CIR reviewed it as part of the trimonium family and found it safe as used, including in leave-on formulas at typical concentrations.

Questions

What is behentrimonium chloride?
It's a cationic surfactant and conditioning agent used in hair care products. It helps smooth and detangle hair by reducing static and frizz.
Is behentrimonium chloride safe?
Regulatory bodies have not identified safety concerns with this ingredient in cosmetics. It's commonly used in shampoos and conditioners.

Products with Behentrimonium Chloride

References

Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.