A biotech startup has developed melanin from fungi to create the world's first fully bio-based sunscreen and a permanent hair ...
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 ...
Clean beauty is everywhere in the makeup, hair, and skin space right now. Think everything from natural deodorant to organic sunscreens lining the drugstore cosmetic aisles and Amazon. And, folks, a ...
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 most ...