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Aldehyde biocide

Glutaraldehyde (Pentane-1,5-dial)

CAS 111-30-8
8

Safety score · 0–100

Avoid

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

Glutaraldehyde is a powerful disinfectant used in hospitals. It is a strong sensitiser and is banned from EU cosmetic products, so it should never appear in a compliant skincare formula.

Skin benefits

  • Effective biocide used in medical sterilisation, not skincare
  • Listed for transparency under EU restricted-substance regime

Known concerns

  • Strong skin and respiratory sensitiser, classified Skin Sens. 1A and Resp. Sens. 1
  • Acute toxicity by inhalation and severe eye damage per EU CLP
  • Prohibited in cosmetic products under EU Cosmetics Regulation Annex II
  • Linked to occupational asthma in healthcare workers

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.