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30 volume developer to lighten hair

Author

Rachel Fowler

Updated on May 30, 2026

The 30 volume developer also works like 20 volume, but it will lighten the hair’s original color by two to three and is more efficient when the desired color is no more than two levels lighter than the original color.

Does 30 volume developer lighten or darken hair?

30 volume developer (9% peroxide)

Lightens up to 3 levels. Used for dyeing and also for lightening hair. Suitable for coloring grey hair. The most often it is mixed with permanent color and lightening cream or powder.

How long should I leave 30 developer in my hair?

How Long to Leave 30 Volume Bleach On To Lighten Hair. How long to leave bleach in hair to undergo the procedure safely? Well, as a rule, it is recommended to leave this chemical applied from fifteen to thirty minutes to get the required result without causing dramatic harm to your strands.

What does 30 volume developer do to hair?

30 volume developer allows you to lighten the hair while coloring by two or three levels, and allows more pigment to embed into the hair shaft. If your hair is not very damaged and you want a lighter and more long-lasting color, 30 volume developer can be a great option.

How long should I leave 30 vol bleach on my hair?

You should leave 30 volume bleach in your hair for no longer than 15 to 30 minutes. The exact amount of time depends on your natural hair color and your desired result.

What happens if I use 30 volume developer instead of 10?

10 volume developer is meant to deposit pigment into the hair without lift. 20 volume developer is intended to lift the hair 1-2 levels. 30 volume developer lifts the hair three levels, and 40 volume developer lifts four levels.

What can I mix with developer to lighten my hair?

If you’re scared of using bleaching agents, or don’t have bleach powder but want to lighten your hair, there is a really easy way. It involves mixing together 4 parts baking soda in 3 parts developer, 1 part shampoo, and 1 part conditioner.

Can I bleach my hair twice with 30 developer?

Bleach is a very harsh chemical and should not be used more than once in a 24-hour period. Serious damage can occur to the hair if it is applied more than once in a day. This includes breakage or severe damage that may cause permanent colour loss.

Can you bleach your hair with 30 volume developer twice?

however Can I bleach my hair twice with 30 developer? You can bleach your hair twice, but not twice in a row on the same day as it may cause hair breakage and hair fall. You may even lose hair in clumps, and each time you touch your hair.

Do you shampoo after bleaching?

Shampooing and Conditioning Your Hair. Avoid washing your hair for the first 48-72 hours after bleaching it. Give your hair ample time to seal in its new color. Because bleaching is such a volatile process, your cuticles remain open for longer immediately following a bleaching session.

Can developers damage hair?

Using 40 volume developer can cause hair damage and chemical burns if not used correctly. Instead, using multiple applications using lower volume peroxide will allow more controlled lightening.

How many levels can you lift in one session?

It is recommended to go not more than four levels up in one session. After two-three weeks, you can go four more levels up to get the lighter hair shade of your choice. Going drastically from dark to lightest can fry your hair and make it dry, brittle, and weak.

How many levels will 30 volume lift?

30vol developer is ideal for lifting 3 levels using permanent hair color depending on the texture and natural depth of the hair. It can also be used for grey coverage on more resistant hair types.

What number developer should I use for dark hair?

If you’re going darker, you should use 10 developer. 20 – 40 developer can be used to lift 1-4 levels. 20 developer is best for grey coverage.

What happens if you put developer in your hair by itself?

Hair developer is designed to be used with a hair toner, bleach, or hair color. When you use it by itself, the following can happen: Your hair may not lift enough, necessitating additional lightening sessions and more chemicals. Your hair could end up an odd shade that you didn’t expect.

How much bleach do you mix with 30 developer?

No matter what type of developer you are using (30 developer, 20 developer or 40 developer) always mix developer and bleach in the ratio 2:1.

Does more developer make bleach stronger?

Does More Developer Make the Bleach Mixture Stronger? No, it will not do that. All bleaches are designed with a certain mix in mind.