New data from the US Food and Drug Administration suggest that an ingredient permitted only for use in hair dyes is formulated in a reported 51 eyebrow and eyelash products on the market, prompting a Cosmetic Ingredient Review panel to deem the substance unsafe for those uses.
CIR Panel: Hair Dye PPD ‘Unsafe’ For Skin, Brow, Lash Applications
Panel Amends Report For Hair Dye Ingredient After Finding In 51 Eye Makeup Products
The Expert Panel for Cosmetic Ingredient Safety issued a revised tentative amended report for p-phenylenediamine and related ingredients during its 171st meeting.

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