Here’s what experts really think about boxed hair dye. Getting your hair dyed professionally can cost you a pretty penny—often upwards of several hundred dollars—which makes it really ...

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 ...

Changing up the color of your hair is a surefire way to feel like a new version of yourself. However, if you constantly dye your hair lighter with bleach, it may cause dryness, damage, and split ends.

“Given the recent North American data as well as the importance of PTDS as an alternative hair dye option for some patients with PPD contact allergy, we advocate that PTDS be considered for ...

The only trick: Choose a dye that’s gentle on the hair, tough on grays, and easy to apply. To help whittle down the selection, consider the formulas celebrity hairstylists actually recommend ...