The men's beard and hair dye brand, co-founded by Fat Joe, has helped transform the rapper-turned-podcaster's look.

"And now it's more acceptable for men to pay attention to these things." Good grooming items -- which include both skin care products and hair care products -- are among the most popular-selling ...

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 ...

Men have always had it tough. Lifting their wives' shopping bags. Driving the kids to school every day. Blowing party balloons. Unscrewing stuck bottle caps. Pushing the car when it breaks down.

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 ...