Unless a full bleaching process is required to change the hair color, permanent dyes are less damaging than lifting/bleaching. However, the cuticle (the outside layer of hair) still gets roughed up a bit.
Can you color your hair without damaging it?
According to Cleveland, hair coloring is safe for any hair type — if it’s done by a professional, who’s trained to understand how hair dye reacts with different hair types. … Also, if your hair is a little drier or more fragile, know you may not be able to go as light as you would like without damage.”
What hair dye causes the least damage?
The 5 Least-Damaging Box Hair Dyes
- Best Overall, All Things Considered: Revlon Colorsilk Beautiful Color. …
- Runner-Up: Garnier Olia Ammonia-Free Permanent Hair Color. …
- Best For Natural-Looking Highlights: L’Oréal Paris Feria Multi-Faceted Shimmering Permanent Hair Color. …
- Best For Touch-Ups: L’Oréal Paris Magic Root Rescue.
What’s so bad about box dye?
They typically contain high amounts of ammonia, PPDs, nitro dyes, metallic salts, and even henna. These are all harsh chemicals that can be extremely damaging to the hair as well as cause reactions to sensitive skin and allergies.
What colors stay in hair the longest?
Brown dyes have the most staying power. Brown is the most common natural hair color, so fading colors generally just turn into another brown. Brown dye also penetrates the hair more deeply than other dyes, leading to a more locked in color.