Mild anionic surfactant
COCOYL SARCOSINE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A coconut-derived mild surfactant from sarcosine that cleanses gently with good foam, often used in sulfate-free shampoos and toothpastes. Considered a milder alternative to sulfate surfactants.
Skin benefits
- Mild anionic surfactant from coconut fatty acids and sarcosine
- Gentle cleansing in shampoos and toothpaste
- Foam booster and conditioning feel
- Lower irritation than SLS-class surfactants
Known concerns
- Slight eye irritation potential
- Theoretical nitrosamine formation if combined with secondary amines (manufacturer controls this)
- May dry skin in high-percentage cleansers
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.