BUSINESSPennLive·3d ago
Consumers say these popular hair products caused hair loss: The ingredient behind the lawsuits

AI TLDR · GEMINI
Lawsuits allege that popular hair products containing the preservative DMDM hydantoin cause scalp irritation and hair loss in consumers.
Lawsuits against major hair care brands allege that DMDM hydantoin, a formaldehyde-releasing preservative, caused hair loss and scalp irritation in consumers.
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