What are the dangers of traditional hair dyeing?

It may cause damage to hair follicles, hair loss, and may also lead to the occurrence of various diseases.

Hair dyes can cause allergic reactions on the human skin, such as itching, erythema, papules, and even blisters, redness, swelling, pain, and exudation on the skin at the contact site.

Long-term exposure to hair dyes can cause some of the chemicals to combine with certain cells, causing cell mutations, thereby inducing skin cancer, bladder cancer, leukemia, etc.

Traditional hair dyes use bleaching and dyeing techniques to dye hair, using chemicals to open the hair scales. Some chemical substances such as phenylenediamine, benzene diol, lead, mercury, etc., enter the hair and damage the hair. Very large, destroying the natural growth environment of hair, and causing a large loss of nutrients in the hair.

Hair dyes contain oxides, ammonia, ammonium persulfate and other substances, which can cause irritant dermatitis.

Long-term and frequent use of hair dyes may increase the risk of various tumors and increase the chance of bladder cancer, lung cancer, breast cancer, cervical cancer, and skin cancer.

Hair dye contains benzene-like substances, which can not only cause hemolysis and leukemia, but also cause chromosome breakage in lymphocytes.