Ammonia-based toners can be damaging to hair, which is why experts usually recommend waiting several days after bleaching hair to apply ammonia-based toner. Ammonia-free toners, and toning shampoos and conditioners, are much gentler than ammonia-based toners, which makes them safer options to use at home.

How often can you tone your hair without damaging it?

How often is it safe to tone my hair without damaging it? Toner is not the worst thing ever but it does stress the hair out because it's got developer in it. So not more than every 3-4 weeks.

Does toner make your hair healthier?

A toner is a hair treatment typically applied to color-treated hair to even out or adjust the tone. Toners can also make hair look shinier and healthier. Most professionals recommend you get a toner at the salon, but you can also apply a toner at home.