Transform your home hair dye routine into a moment of creativity and care, reminiscent of the days when beauty rituals were simple yet transformative. Picture yourself in the comfort of your own space ...

Cosmo's Guide to the Biggest Hair Color Trends of 2025 When it comes to hair color, nothing's as simple as black and white. Lucky for you, we know a thing or two about getting the perfect hue!

Methods: A retrospective analysis of patch-test results since October 2006 was done and yielded 28 patients allergic to PPD who were also tested with a hair dye series. From January 2004 through ...

“PTDS- and PTD-allergic patients are not likely to be able to use PPD as a dye alternative,” they said. However, some PPD-allergic patients may be able to tolerate PTDS and/or PTD as an ...