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Surfactant

SODIUM STEAROYL SOY PROTEIN

CAS 223705-73-5 Updated
82

Safety score · 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A plant-based surfactant — stearic acid bonded to hydrolyzed soy protein. Gives mild cleansing plus a smooth conditioning film. Generally safe; soy-allergic users may want to avoid.

Function

CLEANSINGHAIR CONDITIONINGSKIN CONDITIONINGSURFACTANT - CLEANSING

Skin benefits

  • Conditions skin and hair
  • Mild plant-based surfactant
  • Film-forming for smooth feel
  • Suitable for sensitive formulations

Known concerns

  • Possible allergen for soy-sensitive users

References

EU

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 — always read the physical product label and consult a healthcare professional for personal concerns.