Questions about hair dyeing (9) DIY hair dyeing

mandarin

Cantonese version

Don’t buy dyes indiscriminately. Using dyes indiscriminately is a very scary thing. If it is not necessary, it is recommended to go to a beauty salon to dye your hair, which is safer and more reliable.

If you really have no choice but to dye it yourself, then save this article and study it carefully.

Let’s first look at what your target color is and how many shades of it you want. There must be a number on the dye paste, which is the color you want. # international standard code.

We are internationally known for our #LOREAL# Laiya For example, chroma and lightness are the numbers before the decimal point, and the numbers after the decimal point are called hue and hue.

# Chroma: 1 black, 2 very dark coffee, 3 dark coffee, 4 coffee, 5 light coffee, 6 dark gold, 7 gold, 8 light gold, 9 very light gold, 10 very light gold

# shades: 1 gray blue green, 2 purple, 3 gold, 4 copper, 5 maroon, 6 red, 7 green

After remembering those numbers, we can quickly and easily select the target color we want.

For example, 6.1 is dark gold with gray, and 7.23 is gold with purple gold.

Remember to wait until class to take the test.😏

Next, let’s look inside the package. What’s included is %.# hydrogen peroxide emulsion, if you want to be more professional, I suggest you go directly to the beauty store to buy it, so that you can freely choose the % number, that is, the concentration of dioxygen emulsion is measured in percentage, and sometimes it is also marked as #vol.

% of dioxygen emulsion refers to # concentration, vol refers to # oxygen content We call it degree.

Different concentrations have different functions and operating dwell times. Let me give a brief introduction using the corresponding distinctions:

3% 10vol: Including lower than 3%, such as 1.8%, etc., all are used for coloring from light to dark.
The most important thing to be careful about is that after bleaching your hair, it is best to use 3% for coloring. Do not bleach your hair because the color is not light enough. If you are coloring, use dye plus 9% hydrogen peroxide, which will leave you with insufficient color. # saturated, which makes it super easy # faded.

6% 20vol: dyeing depth ±1 degree, same level of dyeing and coverage # white hair use.

The so-called same-level dyeing means the same color, but you want to change the hue; if you want to convert the original 5.3 color to a 5.4 color, you must use 6% at this time.

Regarding covering the gray hair, do not use 9% just because you want to dye it lighter. Even if the dye is really successful, the mechanism of the dioxygen emulsion that automatically fades two shades of light is what we call # crash theory.

Because at this time, I don’t know who to listen to when it comes to dye cream or hydrogen peroxide. The most common problem is that within two days of coloring, the gray hair will automatically become transparent.

9% 30vol: Used for 2 degrees of light fade.
Remember, it is lightening, not saturating the color. It is just used to lighten the chroma and lightness.

12% 40vol: Used for 3 degrees of lightening. The principle is the same as 9%.

Different concentrations have different retention times. Let me teach you the simplest and easy-to-remember method, which is to add 10 to the degree of oxygen content, which equals the required waiting time.

For example, 10VOL plus 10 equals 20; therefore, 3% 10VOL hydrogen peroxide emulsion is mixed with the dye cream and applied to the hair for coloring, and it needs to be left on for at least 20 minutes.

If it is modulated with 9% 30VOL, then add 30 to 10 to equal 40, so the dwell time cannot be less than 40 minutes.

The stay times mentioned above are all based on # is left standing without heating Based on the principle, if you have a machine that can heat, of course it can speed up the oxidation and shorten the time.

First confirm what degree your target color is, and then look for the hue you need.

Usually, beauty stores will have it # color card, you can directly pick it up and put it on your hair to compare. The easiest way is to ask your boss to help you see if the brightness of your hair is relatively close to it.

If you want to dye a lighter color quickly at one time, you can choose 12%, which is more suitable for your needs. # high reward usually accompanied by # high risk, if your hair has been very light before, you are simply courting death if you still choose 12%, your hair will definitely rot immediately.

If your natural hair is coarse and thick in diameter, you can buy some bleaching powder to remove some melanine pigment before applying the target color, which will help you achieve the desired target color more quickly.

# bleaching powder Used with hydrogen peroxide lotion, one-time lightening can be achieved # up to five shades.

For example, today I want to get a color of 8.3, but after going to the beauty store to compare the color card, the original hair color is 3 degrees, so I need to lighten it to at least 5 degrees.

If you want to be safer and make the tones you apply later more saturated, it's best to fade to at least 6 shades before applying color.

After everything is figured out, prepare the dye paste, apply it to your hair and wait for the time to see the results.

If the application exceeds the limited waiting time, the effect will begin to change. # is invincible and slow, although the effect is slow, the degree of hair damage will not become slower.

Basically, leaving it for too long will only make the hair quality worse and dry, and then it will look like this # After dyeing her hair by mistake, no matter how you use it to repair it, it will still fade quickly.
I think normal people would not be willing to have their hair fade too quickly just after dyeing it, and then their hair would turn into # straw Bar!

When you go to an outside hair salon to get your hair dyed, if the stylist tells you that the color is not done yet and asks you to wait, there is usually more than half a chance that it is just that the color is not done yet. # speaking skills For you, the most common problem is that the hairstylist is not professional enough and is ignorant, causing your hair to continue to be damaged!

Therefore, if a long period of time has passed and the target color has not yet been reached, the best solution is to apply the entire dye paste # scraped off and reinstalled Once the color is applied, don’t stop at it and continue to damage your hair until it dries out, but you still haven’t reached your target color.

Speaking of which, almost everyone should already have relevant knowledge and know how to choose dyes and basic operations!

It is not recommended to dye your own hair unless you have to, and it is really dangerous to buy dyes randomly. If you really want to buy it, go to the beauty store to buy it. If there are too many brands and you don’t know where to choose, the easiest thing is to see if there are L 'OREAL,#WELLA,#Goldwell,#Schwarzkopf There are four major hair products in the world. If you don’t know what to buy, just buy these. At least they are safer!

I really don't know much about the open frame, but for safety reasons I only recommend L'OREAL.

Never buy indiscriminately, otherwise you won’t be able to get the color you want, and you’ll be careless. # allergic reaction Turning into a pig's head, or having your hair dry out is not worth the gain.


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