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Skin Conditioning

ACETYL TYROSINE

CAS 537-55-3 Updated
78

Safety score · 0–100

Fine

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

About

An acetylated form of the amino acid tyrosine, used as a skin conditioner and sometimes promoted for tan support. Mild and low-risk; tanning claims are not strongly evidenced topically.

Function

SKIN CONDITIONINGTANNING

Skin benefits

  • Skin conditioning
  • Mild amino-acid derivative
  • Compatible with sensitive formulas

Known concerns

  • Topical tan-boost claims unproven
  • Limited cosmetic clinical data
  • Generally low irritation

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.