Demi-permanent hair color is ammonia-free, slightly alters hair tone, and lasts between five to 12 washes. Unlike ...

Hair dye is a chemical product for treating her, with each combination of chemicals creating a specific color. If these chemicals go bad in some way, the color doesn’t turn out as planned. To help ...

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 ...

If you’re wondering how to dye your hair at home, then you’ve come to the right place. The first step in getting a professional-looking new shade without stepping into a salon is choosing the best ...

Natural and subtle.

People dye their hair to achieve all sorts of effects, from pastel purple streaks to buttery blonde strands to gray-concealing brunette tones to raven-sheen Goth. But there’s one look nobody wants — ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

The locks on top of your head aren’t the only ones that can take on a silver hue as you age. Your facial hair can also go gray. Graying hair is perfectly natural, and some people embrace the change.

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 ...