A woman suffers from drug-induced hepatitis after dyeing her hair. Will frequent hair dye cause cancer? Pay attention to 5 points to reduce risk

Recently, a topic appeared on the hot search: An aunt Liu in Hebei suffered from drug-induced hepatitis due to frequent hair dyeing.

Although Aunt Liu is in her early 50s this year, she pays special attention to maintenance and loves beauty. Hair dyeing has almost become the norm. She dyes her hair two or three times a month . She is a trendy person in the eyes of her friends.

Some time ago, Aunt Liu's eyes turned yellow, her appetite decreased , her body was weak , her urine turned red , and it didn't improve for a while, so she rushed to the hospital. When she checked it out, it turned out to be drug-induced hepatitis. Inseparable from the relationship.

If the harmful chemical components in hair dye penetrate into the body, the liver needs to be metabolized and decomposed. Frequent hair dyeing will increase the burden on the liver. In addition, toxic components may also damage liver cells, so this result may be caused.

1. What is in the hair dye?

Hair dye is not unfamiliar to many people, and many friends even have the habit of dyeing their own hair, but do you know which hair dye you use?

Hair dyes can be divided into temporary hair dyes, semi-permanent hair dyes and permanent hair dyes according to the formula and the length of attachment time. According to the raw materials of hair dyes, it can be divided into three types: synthetic hair dyes, inorganic hair dyes, and plant hair dyes.

Temporary and semi-permanent hair dyes generally do not contain oxidants . Although they last for a short time, they are less harmful and are more commonly used in household DIY.

Permanent hair dyes are more common in barbershops. Although the color fade time is slower, the harm will be relatively greater.

Inorganic hair dyes contain metal compounds such as aluminum and iron, which are mainly used to dye white hair black. They have been banned in many countries due to their potential toxicity.

The most common is synthetic hair dye , which contains hydrogen peroxide, p-phenylenediamine and other ingredients. P-phenylenediamine is a clear allergen and can easily cause symptoms such as dermatitis and allergies.

Although plant hair dyes are known as pure natural extracts, some of the ingredients of chemical hair dyes are still found, and their safety remains to be confirmed.

2. Counting the three sins of dyeing hair

While dyeing hair brings beauty, it also comes with health risks.

①Carcinogenic risk

Scientists at Harvard University, after studying 120,000 female nurses in the United States for 36 years, found that permanent hair dye use, although not closely related to most cancer-related deaths, increases breast cancer, breast cancer, Risk of ovarian cancer, basal cell carcinoma and other cancers.

In men's research, researchers at the US National Cancer Institute conducted a 28-year study of 28,795 Finnish men and found that men who used oxidative hair dye had a 77% increased risk of prostate cancer.

Frequent excessive exposure to hair dye products containing p-phenylenediamine has a certain risk of cancer, but it does not mean that occasional hair dye will definitely cause cancer.

② Allergy risk

The paraphenylenediamine in hair dye is a common allergen, and people allergic to this ingredient are likely to cause dermatitis after dyeing.

In mild cases, the area where the hair dye is in contact may be red, swollen, tingling and itching, and in severe cases, blisters and erosions may occur, and may spread to the whole body. Hair dyers who are exposed to the allergen for the first time may experience discomfort after about 2-3 weeks, and symptoms will appear within 1-2 days after exposure.

③ Risk of hair loss

There is no need to worry about hair loss or hair damage if you dye your hair once or twice occasionally, but frequent hair dyeing in the short term may cause scalp inflammation or damage to the scalp, increasing the risk of hair loss.

3. Safe hair dyeing, pay attention to 5 points

If you want to stay beautiful, but you are worried that dyeing your hair is not good for your health, you must pay attention to the following points. It is very important to learn to dye your hair safely.

1. Choose a qualified hair dye

If you are buying hair dye online, don’t be greedy for cheap products. It’s more secure to buy qualified hair dye through formal channels.

If you are buying domestic hair dyes, you must observe whether there is a "National Makeup Special No. X" logo. If you want to buy imported hair dyes, you must observe whether there is a "National Cosmetics Imported No. X" logo. Generally, there are these The label is an approved and qualified product, and its chemical composition meets the safe use dosage.

2. Control the frequency of hair dyeing

Frequent contact with hair dye products may not only induce scalp damage, but also increase the risk of cancer. Therefore, the frequency of hair dyeing should be controlled. It is recommended not to exceed 2-3 times a year to avoid excessive exposure to carcinogens. Cancer eyeing.

3. Perform a sensitivity test

In order to avoid the potential allergic risk of hair dye, it is recommended to perform a sensitivity test before dyeing. You can apply a small amount of hair dye to the inner side of the arm, the back of the ear, etc., and you can use it if there is no allergic reaction for three days.

4. Reduce skin contact

It is best not to let the skin directly contact the hair dye when dyeing your hair. If you accidentally touch it, you must wipe it off in time. You can also apply lotion to the scalp, forehead, ears and other parts to protect it in advance.

5, 5 types of people are best less hair dye

It is recommended that people who are allergic to hair dyes, people with scalp damage, the elderly and infirm, people with liver and kidney insufficiency, pregnant and lactating women, people with a family history of cancer, etc., it is best to dye less hair to avoid the risks and risks of hair dyeing. Serious consequences.

It is human nature to love beauty, but we must ensure that health is the premise. If you want to dye your hair safely, you must buy qualified products, reduce the number of hair dyes, and conduct allergy tests before dyeing, so as to reduce risks.

References:

[1] "Girls, stop dyeing your hair indiscriminately! Its harm is beyond your imagination...". Eleventh Clinic. 2022-01-13

[2] "Doctor's Business Card | Does Hair Dye Cause Cancer? Will it accelerate hair loss? Let's talk about hair coloring". Healthy China. 2021-01-04

[3] "Safety Guide for "Dyeing Hair" Before Years! Consumer Protection Committee reminds you to do 4 points". Life Times. 2022-01-23

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