Do you want to wash your hair before dyeing your hair

Listen to me. You don't need to wash your hair. Lenskopf, Schwarzkopf, these dye creams can be directly colored in any situation. (except for wet hair). If you don't feel at ease, wash it off and blow dry it before coloring.

Of course, you have to wash it!! mm,If you don't want to have hair color problems after dyeing, wash off all your styling products and get dizzy.。。。 This question is common sense Also, pay attention to maintenance after dyeing your hair, avoid sun exposure, I don't know if you are a ** person, but the sun is so poisonous here in recent days So I have to remind you!

To wash, it is best to wash it clean, otherwise it will affect the hair color.

Washing your hair is to better dye your hairThe reason is really because you have dirty hair. If the hair is not washed, it will be very messy, and some hair will be knotted, and the barber will have no way to do it, because the hair is not soft and will affect the barber's style, and you will be cut by accident. 2..

Another is that some people's hair is very greasy, and very oily hair is very difficult to cut, which will also affect the normal styling of the barber. As for why some people still wash their hair again after washing their hair and cutting their hair, this is mainly because they still don't wash it fresh enough, so they just wash it again.

Hair coloring is one of the most common means of modern makeup, which is the use of plants (such as avocado.

fruits, nail grass.

Polygonum multiflori, etc.) or chemical pigments that dye the color of the hair to the desired color.

No, you don't.

Wash your hair immediately after the dyeing time is upIt's a good idea to wash it several times to make sure there is no hair dye residue. Patients with blood diseases, urticaria, asthma, allergic diseases, pregnant and lactating women and children are not recommended to dye their hair.

For hair dyeing, you should not take chances, you must seek medical attention in time when you have an allergic reaction to hair dyeing for the first time, and do not continue to dye your hair, because allergies will be more serious every time, especially for people with allergies.

In addition, even if you are not allergic, dyeing your hair too often can cause damage to your body.

Dangers of hair dyeing:

The hazards of hair dyeing are mainly cosmetic contact dermatitis and cosmetic hair damage, followed by cosmetic urticaria, cosmetic photosensitive dermatitis, hormone-dependent dermatitis, cosmetic acne, etc. The main sites of adverse reactions were scalp and forehead, followed by neck, cheeks, periphery, lips, perioral area, eye area, external ear, nose, chest, etc.

The adverse reactions of hair dye cosmetics are mainly skin lesions erythema and papules, followed by maculopapular rashes, edema, exudation, blisters, wheals, folliculitis, lichenification, etc. The main symptoms of the user are itching, followed by burning, pain, tightness, dryness, dizziness, headache, etc.

The above content refers to People's Daily Online - How to dye hair healthily? You must know these things before dyeing your hair.

You generally don't need to wash your hair before dyeing your hair. Because there is still oil left on the hair, it can protect the hair and reduce the serious damage caused by hair dyeing products.

Oil and dust on the hair do not affect the effect of the hair dye, on the contrary, it can play a certain protective role, so there is no need to deliberately wash your hair, because you need to wash your hair after dyeing it. Before dyeing your hair, apply the hair dye to the forearm or behind the ear to observe whether there is any itching, redness and other allergies, if you are allergic, it is not recommended to dye your hair. When dyeing hair, apply Shilin around the dyed hair area to avoid causing certain damage to **.

Avoid choosing low-quality hair dye to prevent the hair dye from being absorbed into the bloodstream through the ** mucous membrane and causing harm to the body.

It is necessary to develop good living habits every day, eat more green vegetables and fruits, have a regular schedule and rest, exercise moderately, maintain sufficient sleep, and avoid staying up late.

Leave your hair on for about 40 minutes before flushing.

Don't wash your hair before dyeing, you can flush it after dyeing, but to avoid the effect of dyeing the core of the fruit is not reached, you need to wait until the right time to flush, usually this time should be about 40 minutes, if the color is not fast enough, you can even extend the time, but it should not be too long, to avoid contaminating other things.

Hair dyeing does not need to be heated, only perm is sometimes heated, hair dyeing is carried out at room temperature, if the heating of the hair will cause problems, such as the top burst is caused by the high temperature on the top of the head, do not mix hair dyeing and perm together.

Hair coloring techniques are on fire

When applying, be sure to follow the order from root to tip. Start the timer after application while gently massaging your hair and letting the dye sit on your hair for 25 minutes. Don't scratch your scalp with your fingernails.

To avoid uneven coloring of long hair, use clips to coil the ends on top of your head, but not metal clips. Some thick, dark, and hard hair is more difficult to color, so you need to leave the hair dye on for an extra 10 minutes. Do you want to use a hot towel or hair dryer to heat it to make your hair color better.