Without special treatment, permanent hair dye will eventually fade as cell turnover occurs. It takes about 30 to 50 days, ...

The trick? 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 ...

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 ...

This is perhaps why Bleach London’s range of at-home products is so comprehensively thought-out when it comes to formulations. This includes its latest launch, which might just be its smartest to date ...

Background: Finding alternative hair dyes for individuals allergic to para-phenylenediamine (PPD) has been difficult. Newer permanent and demipermanent hair dyes that have replaced PPD with para ...

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