DMDM hydantoin is a low-cost, highly effective preservative that offers protection against a broad spectrum of microorganisms, including Gram-positive and Gram-negative bacteria, yeasts, and molds. It is recommended for use in rinse-off and leave-on personal care applications including facial cleansers, hand cleansers, body cleansers, hair shampoos, hair conditioners, moist towelettes, sun care, and skin care.