Finding a hair dye that delivers rich, natural-looking coverage without leaving your strands dry, damaged, or one-dimensional. With so many formulas on the market—permanent, demi-permanent ...

Newer permanent and demipermanent hair dyes that ... yielded 28 patients allergic to PPD who were also tested with a hair dye series. From January 2004 through October 2006, seven additional ...

Women who regularly use permanent hair dye may be putting themselves at increased risk of bladder cancer, new research findings suggest. The study is the first to show that how often you use hair ...

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 ...

“A purple shampoo helps your hair color appear vibrant and more ... as a temporary solution between salon visits without permanent dye. “These solutions are gentle on your hair, easy to ...

interact with melanin and keratin (those are responsible for color and texture), and change the structure in order to deposit dye. Permanent hair color can lighten, darken, or change the tone of ...

Fancy a change of hair colour? These semi-permanent hair dyes are perfect for switching up your look, without the commitment. You can do it at home, you don’t need to worry about re-growth and ...

A chemical compound used in many permanent hair dyes has been named ... which are common areas of hair dye contact. “Interestingly, with PPD-related ACD, the scalp can be spared, likely due ...

Wondering how to dye your hair at home? We've spoken to hair colour experts to find out everything you need to know before colouring your own hair.