Diazolidinyl Urea
Primary Function
Preservative
Safety Verdict
Avoid
Health Score
3/10
Eco Score
3/10
About Diazolidinyl Urea
A formaldehyde-releasing preservative. Associated with skin sensitization and increasingly avoided in clean beauty formulations.
Formulation Role & Skin Benefits
Diazolidinyl Urea is selected for formulations requiring ensuring product safety, microbiological stability, and shelf life, delivering protecting consumers from bacterial contamination during daily use.
Best suited for essential in all water-based cosmetic formulations. Typical formulation context: any cosmetic product containing water or botanical extracts.
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