What happens if you put too much developer in hair dye?

How much you need to use the developer in hair dyeing will depend on the current condition and color of your hair. Besides, it also depends on the hair color you want to create after dyeing. A professional hairdresser will know how to mix the right chemicals to create the best hair color. 

What happens in the event that you put too much developer in hair dye? That must be a bad thing. Don’t play with chemicals. The reason lies in the following section.

What happens if you put too much developer in hair dye?

Experts recommend using the developer according to the instructions on the packaging. Using too many or too few developers creates a bad result. 

If you put too much developer in hair dye, your hair will become as soft as rice noodles. As a result, you will have hair that cannot be more damaged.

What happens if you put too much developer in hair dye 2
The ratio of dye and developer is very important

The ratio of dye and developer is very important if you want to have perfect dyed hair. If this is your first time trying this out for yourself, we don’t recommend “dare”. If you have accidentally prepared a mix of too many or too few developers, don’t regret it, just throw them in the trash if you don’t have experience in handling them.

Dyeing your hair with dye and developer is like making a chemical formula. Dosage is the deciding factor. If you put too few developers, your hair will not be able to achieve the desired color. Because color will be not even. 

On the contrary, using too many developers in the formula will make your hair frizzy and severely damaged. Of course, hair color also quickly fades over time.

What is developer?

The scientific name for the developer is Hydrogen Peroxide (H2O2). This is an oxide with 2 parts hydrogen and 2 parts oxygen. In the hairdressing industry, the developer is often used to soften the hair, lighten the natural hair color, and oxidize the hair.

The developer is usually used in two forms: liquid or cream. Depending on the intended use, the hairdresser will choose the appropriate type. The liquid form will be easy to mix with dye, quickly dissolve, while the cream form will not melt.

In addition, on the bottle of the developer will usually have the word volume (vol), meaning the chemical’s strength.

Why need to use dye developer when dyeing hair?

It can be understood simply that the developer combined with dyes will remove the original color particles in the hair, creating new pigments. Thus, the dye color is retained in the hair until the new hair grows out.

What is the standard dye and developer ratio?

The ratio recommended here is 1:1. Of course, this is just a ratio for your reference. In addition, it also depends on the condition and color of your current hair as well as the color you want after dyeing.

The best way is to buy by tube. If you buy them by the box, you need to measure them carefully to avoid mistakes. Because just one small mistake will cause you to wear a hat until your hair grows back.

According to the 1:1 ratio as described above, we will give an example for you to understand:

  • If the dye tube is 50 ml, you should use 50 ml developer
  • If the dye tube is 75 ml, you should also combine it with 75 ml developer
  • Similarly, if the dye tube is 100 ml, you should also use 100 ml developer
What happens if you put too much developer in hair dye 1
The ratio recommended here is 1:1

Frequently Asked Questions

1. What is the time to rinse hair after applying the developer?

The hairdresser can count the time to rinse the hair after coating the developer according to the following formula:

Hair for rinsing time = volume of the developer + 10 minutes of hair color + 5 minutes of conditioning.

For example, if you choose the developer with a volume index of 20, the time will be 20 + 10 +5 = 35 minutes.

2. What is the working principle of the developer?

In the developer (H2O2) containing H2O, including hydrogen and oxygen molecules that work to bring dye into hair cells. 

  • Oxygen will surround the hair’s natural melanin pigment, causing it to melt
  • Water will open the hair cuticle, making it easier to create new color pigments.
  • The higher the concentration of developer, the more water, the stronger the dye will be and the more effective it will be.

3. What is the working principle of the developer?

What should I do if I have used the wrong ratio of dyes and developers?

Many people don’t realize their mistake only when they finish dyeing and look at themselves in the mirror. It is universal but there is still a way to cure it. The only way is that you re-dyed according to the correct ratio of dye and developer as we recommended.

However, you need to pay attention to the appropriate time for you to dye again is 1 week later. Chemicals are really bad for hair and your hair also needs a break time. During this time, you should focus on conditioning and restoring your hair to prepare for the next dye.

What happens if you put too much developer in hair dye 3
The appropriate time to dye again is 1 week later

4. Is bleaching and dyeing hair a lot good?

The answer is no. Feeding your hair with too many chemicals has a very negative effect on your hair.

  • Cause hair loss
  • Allergic 
  • Some chemicals cause cancer
  • Cause dry hair
  • Bleaching makes hair weak and frizzy
  • Hair color is very easy to fade
  • Scalp damage after hair bleaching

Closing Points

To become a professional hairdresser, you not only have to be skillful in technique but also need to understand the chemicals in the hair industry. The article “What happens if you put too much developer in hair dye?” must have helped you in the recipe for refreshing your hair. Good luck!

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