Uncover the risks and realities of a key hair dye ingredient as science, safety, and regulation collide in the quest for ...

Many women rely on hair dye to change up their look, but a recent warning from experts is making some rethink their routine.

Of the 28 patients allergic to PPD who were seen from October 2006 through October 2010, 16 (57.1%) tested negative to all of the other substances on the hair dye series. Eleven of the 28 patients ...

While hair dye offers a popular way to change appearance, certain chemicals like PPD can be absorbed through the scalp, ...

Most people you know may be using hair dye or colour regularly. But did you know that this use can impact your kidney health ...

Clean beauty is everywhere in the makeup, hair, and skin space right now. Think everything from natural deodorant to organic sunscreens lining the drugstore cosmetic aisles and Amazon. And, folks, a ...

In this study, we examined whether it is likely that individuals allergic to PPD will be able to tolerate hair-dye products containing PTDS. Starting in January 2008, any patient who had a positive ...

Current estimates suggest that 50-80% of women and 10% of men 40 years of age and over in the United States and Europe use permanent hair dye products. The aromatic amine p-phenylenediamine (PPD) is ...