The progressive amino acid brush is a safer hair straightening option than the formaldehyde progressive brush, as it has as its principle the action of amino acids, which are natural components of the hair responsible for maintaining its structure and shine, for example, but which are lost over time, needs to be replaced.
Thus, this brush aims to replenish the amino acids of the hair, improving the appearance and texture of the hair, being more suitable for those who want to reduce volume and frizz and soften the hair.
- The amino acid brush lasts between 3 and 5 months depending on the type of hair and the amount of washes per week.
- And the value also varies depending on the salon in which it is made and the product used.
- Which can cost between R$150 and R$300.
- 00.
The progressive amino acid brush is simple and must be made by a professional in a beauty salon. The step-by-step brush is:
The amino acid brush is an alternative to the old progressive brush in which formaldehyde was used, in this procedure the amino acids that make up the product restore the structure of the hair and open the pores, allowing the iron to straighten the hair. To close wires, other products that cause less damage to hair and scalp, such as glutaraldehyde, are now used.
Although this brush is based on the functions of amino acids, smoothing is performed by substances that may have the same result as formaldehyde when heated, as is the case with carbocysteine and glutaraldehyde, for example, this type of brush can also sting the eyes, cause a burning sensation, damage the hair and even alter cellular DNA and increase the risk of developing cancer.
Therefore, before performing any smoothing procedure, it is important to know the substances that make up the product, its effects and whether it is regulated by ANVISA. Know the risks of formaldehyde.
After the amino acid brush, it is recommended that the person avoid the use of anti-residual shampoos or deep cleansing, as well as avoid discoloring or dyeing the hair for short periods and sleeping with wet hair.
It is important that hydration is performed on a regular basis, at least once a week, so that the strands are shiny and soft, however, it is not recommended to use products that favor deep hydration, as this will also shorten the effect of the brush. mask to moisturize your hair.
This type of brush is not recommended for people with very sensitive scalp, very oily or porous hair, in addition, people with virgin hair, that is, who have never had a smoothing or dyeing in their hair, may have a slightly different result than expected and should perform the procedure more often to soften their hair.
The amino acid brush has no contraindications for pregnant women, however, it is important that the woman has the obstetra’s permission to perform this procedure.