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DMDM Hydantoin is a preservative that prevents microbial growth in products, while Benzophenone-4 is a UV filter that protects the product itself from degradation by UV light and can offer some UV protection to skin or hair.
No specific concern data available
Safety summary
DMDM Hydantoin can be a skin sensitizer for some individuals, especially those with formaldehyde allergies. Benzophenone-4 is generally considered safe, though some individuals may experience irritation.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.