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Inorganic salt (restricted)

Calcium nitrite

CAS 13780-06-8
18

Safety score · 0–100

Avoid

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

Calcium nitrite is an inorganic nitrite salt. It is restricted in cosmetics because nitrites can form carcinogenic nitrosamines and carry systemic toxicity risk if absorbed.

Skin benefits

  • Functions as a corrosion inhibitor in some industrial formulations
  • Can serve as a nitrosating agent for specific chemistry

Known concerns

  • Banned or restricted in cosmetics in EU Annex II / Annex III contexts
  • Can react with secondary amines to form carcinogenic nitrosamines
  • Acute oral toxicity and methemoglobinemia risk if ingested
  • Not appropriate for leave-on skin contact
  • Generally considered unsafe for cosmetic use

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.