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The harm is great. Nowadays, the dyeing is all chemical raw materials, no matter how expensive it is, there are no exceptions. It's just that the damage is high and low. The ordinary ones are more harmful. According to studies, women who like to dye their hair have a much higher chance of getting cancer.
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Hair coloring uses the alkaline ingredients in the dye cream to open the hair cuticle of the hair layer (the scales on the hair open when exposed to alkali), and the artificial pigment enters the cortical layer of the hair and combines with a part of the natural pigment to form the desired color. Ammonia in the dye cream has a strong destructive effect on the hair cuticle of the hair layer when dyeing hair, and if it is not properly maintained, it will cause the hair scales to fall off, lose moisture, rough burrs, lack of luster and inelasticity. Dyed hair is not shiny or the color is difficult to maintain is a problem for many people.
Experts remind that no matter what kind of hair dye or its products have been dyed, they generally contain toxic aromatic chemicals, and long-term use may damage the body's hematopoietic system, or make the fetus malformed in the pregnant woman's body, and it will also lead to dermatitis, redness, itching, ulceration, etc. For health, it is recommended up to twice a year.
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Definitely. When dyeing your hair, hair dye will damage the epidermal layer of your hair, which in turn will open up the hair cuticle (the hair cuticle is the sheet that protects the scalp) and allow the hair dye to enter the scalp, which is not good for the scalp. Toxins eventually penetrate into the pores and are very harmful to the body.
Of course, it is also bad for the hair, and if the hair is dyed too much, it will be boring and lose its luster.
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No more than 3 times per year. If it is exceeded, it will slowly absorb the toxins that have been dyed in the hair.
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It is a medicine and three points of poison, but it should not have much effect on the body if it is not regular.
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One thing is for sure.
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Hair dyeing is not good for the body and hair texture.
Analysis: Hair dye is a chemical substance, which is somewhat toxic.
If you are allergic to hair dye, you can't use it.
Dyes contain heavy metals and chemical elements.
In addition to being bad for the hair, the greater harm is to the scalp, because heavy metals are radioactive.
It has the potential to cause cancer, and sometimes it also affects health and makes it easy to get sick.
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In fact, it's nothing, a few years ago, experts said that dyeing hair is not bad for the body, saying that hair has no cells, but don't dye it often, otherwise your hair will hurt!
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Hair dyeing will definitely affect the health of the hair, just like makeup, nail polish, etc., these are all behaviors that are not good for human health, but now is an era of beauty, and healthy hair is not necessarily beautiful without hairstyles. It's okay not to do it more than 2 or 3 times a year.
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Hair dyes do not cause different harms because of different colors, because they have the same harmful ingredients, so the harm to the human body is the same!
The vast majority of hair dyes on the market contain carcinogens "p-phenylenediamine", which will cause leukemia, ** cancer, breast cancer and other diseases if used for a long time.
The reason why hair dyes can cause allergies, leukemia and other diseases is because hair dyes contain a chemical called "p-phenylenediamine". P-phenylenediamine is internationally recognized as a carcinogen. Due to the contact of hair dye **, and in the process of dyeing hair, benzene organic substances through contact and heating, through the scalp into the capillaries, and then with the blood circulation to the bone marrow, if long-term repeated action on hematopoietic stem cells, will lead to the occurrence of leukemia.
People who often dye their hair will have an increased incidence of breast cancer, ** cancer, and bladder cancer.
I've dyed too much and now my hair is so bad that it's out of shape.
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If you use henna powder to dye it, there is no harm. Also, if you believe that there is harm, then there must be drops.
Of course, it's harmful, and I'm very hurt by it, my eyes are short-sighted, my neck hurts, and the radiation is also very bad.
A small amount is beneficial, but more hurts the spleen
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