Hydrogen-peroxide-based dyes alone can help take your hair to a light blonde color. These dyes are also often used to turn dark hair a lighter color before adding another color of dye. It can turn ...

Meanwhile, a hair dye is a treatment that's applied to completely alter the pigment of your hair. "The main difference is the amount of hydrogen peroxide ... apply them after hair has been color ...

The cells in our hair bulb produce a little bit of hydrogen peroxide, which is a metabolic ... Chwalek: So when individuals gray early in life before the age of 20, it's called premature graying ...