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Skin Conditioning

ISOLEUCINE

CAS 73-32-5 / 443-79-8
88

Safety score · 0–100

Good

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

An essential amino acid used as a skin conditioner. Tiny natural building block of proteins, with no documented hazards at cosmetic levels and a long human-nutrition safety record.

Function

ANTISTATICHAIR CONDITIONINGSKIN CONDITIONING

Skin benefits

  • Essential amino acid for skin proteins
  • Skin conditioning and moisture support
  • Very low irritation potential

Known concerns

  • No significant concerns at cosmetic concentrations

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.