So Which Developer Strength Should I Use? Use 10 Vol for level on level-on-level coloring and going darker. Use 20 Vol for 1-2 levels lift, for toning blonde hair and for grey hair coverage. Use 40 Vol for 3 levels lift and more.
Is 20 volume developer the same as bleach?
20 volume is likely the most used developer in the salon. Twenty volume will give 1-2 levels of lift when used with permanent hair color. ... When used with bleach, 20 volume is a powerful tool lifting 1-9 levels depending on the bleach, method of application, and hair type/history.15 mar 2021
Is 30 or 20 Developer better?
20 – 40 developer can be used to lift 1-4 levels. 20 developer is best for grey coverage. Does 30 Developer Lighten Hair? 30v developer will lighten the hair up to 3 levels.28 sept 2019
Is 20 Developer strong enough?
A Volume 20 developer is usually the most common strength and has the best effect when a hair's starting level is not more than 1 shade darker than the color you wish to achieve. ... However, this concentration of developer is not enough to lift a black or dark brown hair to blonde in a single bleach process.14 oct 2018
Can I just use 20 volume creme developer?
Without bleach, 20 volume developer alone can lighten your hair by about one level. So if you're currently a level 5 light brown, using 20 volume developer alone can lighten it to a level 6 dark blonde.9 dic 2021
Is 20 volume developer less damaging?
This depends on what the developer is being mixed with. If you're applying it on its own, then anything up to 30 volume developer is usually fine. ... If you're lightening your hair with bleach or dye then you'll need to use 20 or 30 volume developer. Any lightening process will damage your hair.20 may 2018
How many levels does 20 vol lighten?
When used with bleach, 20 volume is a powerful tool lifting 1-9 levels depending on the bleach, method of application, and hair type/history. This combination steadily opens the cuticle and consumes the pigments while allowing time for the rest of your application.15 mar 2021
What percentage is 20 vol?
6%
Is 20 vol developer enough?
Use 20 Vol for 1-2 levels lift, for toning blonde hair and for grey hair coverage. Use 40 Vol for 3 levels lift and more. And if you are using bleach and trying to go significantly lighter, then use either 20 Vol developer (1-2 levels lift) or 30 Vol developer (3 levels lift or more).