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Surfactant

SODIUM SARCOSINATE

CAS 4316-73-8 Updated
80

Safety score · 0–100

Good

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

About

A mild amino-acid-based surfactant — the sodium salt of sarcosine. One of the gentler surfactants in cosmetics; cleans without stripping and is well tolerated on sensitive skin.

Function

HAIR CONDITIONINGVISCOSITY CONTROLLING

Skin benefits

  • Mild surfactant that cleanses without stripping
  • Good foam at low concentrations
  • Suitable for sensitive-skin formulas

Known concerns

  • Possible mild eye irritation in concentrated form
  • Can interact with hard water to lower foam

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.