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Skin Conditioning

METHYL DIISOPROPYL PROPIONAMIDE

CAS 51115-67-4 Updated
72

Safety score · 0–100

Fine

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

About

Methyl diisopropyl propionamide (WS-23) — a synthetic cooling agent that mimics menthol's chill but without the smell. Common in oral care and aftershave; safe at typical use levels.

Skin benefits

  • Pleasant cooling without menthol scent
  • Long-lasting cool feel
  • Compatible with fragrance-free formulas

Known concerns

  • Limited long-term cosmetic safety data
  • Possible mild irritation
  • Avoid eye area

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.