A temporary hair colour differs from its permanent counterpart in one aspect - it does not use chemical developers to stain your hair. Also, temporary dyes are deposit-only, which means they will coat ...
An ingredient in the hair dye a French woman used caused her to develop a vision-robbing retinopathy, researchers report. When she switched to a dye without these ingredients, called aromatic ...
semi-permanent hair colour is a great, longer-lasting substitute for temporary dyes. Because it is made without ammonia or developer, it leaves pigment on the outside of the hair shaft without ...
An ingredient in the hair dye a French woman used caused her to develop a vision-robbing retinopathy, researchers report. When she switched to a dye without these ingredients, called aromatic amines, ...
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 ...