These newer products are cosmetically elegant and could potentially provide an excellent alternative for PPD-allergic patients who are not allergic to PTDS. The PPD-free PTDS-based hair dyes were ...

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 ...

In as much as white/grey hair is in vogue, some women hate it. To darken the hair without exposing it to harsh bleaches that damage the hair, you can use other gentle ways. To darken the hair ...

People often regard it as a traditional natural hair dye and conditioner practice. When applied, it provides a rich reddish-brown hue to the hair. Though it is a historic practice, many potential ...