The products featured in this ... selections to get super-charged red hair, blonde hair, brown hair, dark hair, or light brown hair. We've found hair color from celeb-backed brand Good Dye Young ...

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 ...

This is perhaps why Bleach London’s range of at-home products is so comprehensively ... says Brownsell. The dyes are also vegan, containing the likes of ‘Hero Sea Silk’, an extract from red algae that ...