Chemicals in hair dyes may cause allergies for some people. Around 38% of people who color their hair report having an allergic reaction to hair dye. The most common allergic reaction to hair dye ...

A man from Blackburn, Ryan Briggs, recently shared his terrifying experience after suffering a severe allergic reaction to hair dye that left him resembling the animated character ‘Megamind'.

The vast majority of reactions to hair-dye products are caused by PPD. [4–6] In past years, PPD was used in permanent hair dyes but not in semipermanent dyes. More recently, PPD has been used in ...

The Minnesota Department of Health issued a news release Thursday warning against use of henna products that contain additives to create “temporary tattoos.” Materials that are sometimes added to ...

The company has been making paraphenylenediamine-free claims on a range of products containing the PPD-related chemical ...

A new lawsuit from two hair colorists argues that there is science to link ingredients in hair dyes to various cancers. NBC News' Kate Snow spoke to one of the stylists involved in the lawsuit about ...

The most common allergic reactions to hair dye chemicals are dermatitis of the eyes, ears, scalp and face, which may include a rash, extreme swelling and a severe burning sensation on the scalp.

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 ...