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Skin Conditioning

METHYL UNDECENOYL LEUCINATE

Updated
72

Safety score · 0–100

Fine

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

About

An amino-acid (leucine) ester acylated with undecylenic acid. Acts as a mild conditioning agent with antimicrobial undecylenic-acid character; generally well-tolerated.

Function

SKIN CONDITIONING

Skin benefits

  • Mild amino-acid surfactant / conditioner
  • Antimicrobial undecylenic-acid moiety
  • Skin conditioning

Known concerns

  • Limited specific safety dossier
  • Possible mild irritation at high %
  • Sebum-balance claims modestly supported

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.