Cationic conditioning agent
STEAROXYPROPYLTRIMONIUM CHLORIDE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A stearyl-derived quaternary ammonium conditioner used to soften hair and reduce static. Considered safe at typical cosmetic concentrations, though aquatic toxicity and irritation potential warrant moderate caution.
Skin benefits
- Cationic conditioner that smooths hair cuticle
- Reduces static and improves wet combing
- Provides mild emulsifying and antistatic action
- Widely used in rinse-off and leave-on hair products
Known concerns
- Quaternary ammonium compounds can irritate eyes and skin at higher use
- Aquatic toxicity is a known environmental concern for quats
- May cause cumulative buildup on hair
- Sensitization reports exist for related stearyl quats
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related cationic conditioning agents
Check your shelf
Find STEAROXYPROPYLTRIMONIUM CHLORIDE in your products.
Scan any cosmetic product with LuxSense to see if it contains STEAROXYPROPYLTRIMONIUM CHLORIDE and get a full ingredient breakdown with safety scores.
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.