IMIDAZOLIDINYL UREA

42

Caution

CAS Number: 39236-46-9

About IMIDAZOLIDINYL UREA

A preservative that prevents microbial growth, but it is controversial because it can release formaldehyde.

Detailed Analysis

Imidazolidinyl urea is an antimicrobial preservative used to extend shelf life by slowly releasing small amounts of formaldehyde. It remains allowed within limits, but sensitization concerns and consumer preference against formaldehyde-releasing preservatives keep its safety profile only moderate.

Known Concerns

  • ⚠ Formaldehyde-releasing preservative
  • ⚠ Can trigger contact allergy
  • ⚠ May irritate sensitive skin
  • ⚠ Restricted preservative use conditions apply

Safety Score

42

Caution

Based on EU regulatory data, published safety research, and ingredient function analysis.

References

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EU CosIng Database

European Commission cosmetic ingredient registry

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PubChem

National Library of Medicine compound data

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This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.