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Banned Substance

Hexahydro-1,3-dimethyl-4-phenyl-azepinecarboxylic acid ethyl ester

CAS 509-84-2
5

Safety score · 0–100

Avoid

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

Ethoheptazine — a synthetic opioid-type analgesic (a pharmaceutical, not a cosmetic ingredient) listed in EU Cosmetic Regulation Annex II as banned. Has no legitimate use in skincare.

Skin benefits

  • No legitimate cosmetic use

Known concerns

  • Pharmaceutical opioid analgesic — not a cosmetic ingredient
  • Listed in EU Annex II of restricted/banned cosmetic substances
  • Risk of dependence and CNS effects
  • No topical cosmetic safety justification

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, so always read the physical product label and consult a healthcare professional for personal concerns.