The formalin is a chemical smell very strong and can cause irritation to the eyes and nose and that is used in laboratories and beauty salons. Frequent exposure to this substance can lead to changes in DNA and result in cancer of the mouth, the nose and the blood, for example.
In laboratories, for example, this substance is used for preservation of animal species or parts anatomical, while that in beauty salons is widely used in procedures of hair straightening.
Due to indiscriminate use and in high concentrations in hair straightening products, the FDA in 2009 determined that the formaldehyde could only be used in small concentrations in cosmetic products due to possible damage to the body. Learn more about why formaldehyde is bad for health.
The use of formaldehyde cause cancer?
The use or prolonged exposure and continuous to formaldehyde may lead to the development of cancer, since its effects are cumulative. This happens because the formaldehyde may cause changes to DNA, which can result in the proliferation of abnormal cells and, consequently, cancer.
Due to its carcinogenic potential the indiscriminate use of formaldehyde in cosmetic products was banned by ANVISA in 2009. Thus, it is only authorized by ANVISA that the formaldehyde is used as hardener of nails in a concentration of up to 5% and as an agent in a preservative in a concentration up to 0.2%, being prohibited the manipulation of formaldehyde in beauty salons and addition of formaldehyde in products registered by ANVISA, since they already have the concentration of formalin is recommended.
However, the formalin in the concentration authorized by ANVISA has no function alisante and, therefore, some salons additional formaldehyde to the product, which is not allowed. Thus, if during the procedure of straightening the hair is sense a strong smell is characteristic of formaldehyde, for example, it is important to communicate to the FDA or to Health Surveillance so that it can be made a oversight in the establishment, since the product can be tampered with.
Symptoms caused by the use of formalin
The formalin is a toxic substance and smell strong, so the frequent contact with the formalin or the use in excess can lead to symptoms such as:
- Irritation of the skin, which can be perceived by means of redness and burning;
- Irritation of the eyes, with tearing excessive and conjunctivitis;
- Irritation of the respiratory tract, which can result in pulmonary edema;
- Decreased respiratory rate;
- Hair loss;
- Enlargement of the liver, in case of prolonged contact.
In addition, the Fda and the World Health Organization (WHO) warn of the carcinogenic potential of this substance. According to research carried out on the effects of formaldehyde in the body, it was verified that this substance has cumulative effects. Thus, prolonged continuous exposure of formaldehyde can result in cancer of the throat, nose, larynx, trachea, lung, and blood, for example.
In the case of beauty salons, professionals and clients that are smoothed down to the base of formaldehyde, often have more chance of reactions associated with exposure to the substance, as well as increased chances of developing cancer. Therefore, it is important to avoid the use of formaldehyde and to find alternatives for these procedures. See how to straighten the hair.