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Prohibited Substance

Nickel oxide

CAS 11099-02-8 Updated
3

Safety score · 0–100

Avoid

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

About

An inorganic nickel compound, banned in EU cosmetics under Annex II. Nickel compounds are IARC Group 1 carcinogens and nickel itself is the most common cause of contact allergy.

Skin benefits

  • Not a cosmetic ingredient

Known concerns

  • EU Annex II prohibited
  • IARC Group 1 carcinogen (nickel compounds)
  • Major contact allergen
  • CMR classification

References

EU

EU CosIng database

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

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Check your shelf

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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.