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Bis(Methylol)Imidazolidinyl Urea is a formaldehyde-releasing preservative commonly used in cosmetics to prevent microbial growth.
No specific concern data available
Safety summary
May release small amounts of formaldehyde, which can be a sensitizer for some individuals; use is restricted in certain regions.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.