Justk Biotin & Keratin Protein Repairing Shampoo for brittle hair 350 ml

Brazil is considered to be the pioneer and inventor of keratin hair straightening industry and the leading country in the production of professional cosmetics and mass-market cosmetics for hair.

USA, Germany, Japan and China also produce similar cosmetics, but it is the Brazilian cosmetics for hair, thanks to an ideal ratio of price, quality and variety of assortment, have gained the greatest popularity among professionals and beauty salons.

Hair cosmetics are packaged in different types of containers: bottles, jars, tubes, ampoules, etc. We strongly recommend using the factory packaging.

If you use filling in other (non-factory) types of packaging, under the influence of external factors, cosmetics lose their consumer qualities inherent in the manufacturer. If you buy cosmetics on filling, you should use them as soon as possible.

Cosmetic products are divided into many types: keratins, botoxes, restoratives, masks, shampoos, conditioners, etc. This characteristic shows which type a particular product belongs to.

Cosmetics for hair presented in our online store is divided into two types:

1. Professional cosmetics — has a high concentration of active ingredients, used in the salon industry by masters, stylists and trimentologists. In unskilled hands, without proper training or with a violation of the instructions, there is a high probability of damaging, instead of getting the desired result. It is important not only to choose the right professional cosmetic product, but also the competence of the doctor performing the procedure.
2. Mass-market cosmetics — has a much lower concentration of active ingredients. It is used for prolongation and maintaining the effect of professional procedures. However, it can be safely used at home, every day. Sometimes this type of cosmetics can be used to prepare for some salon procedures. 

Professional cosmetics for hair are mainly used by women. However, there are absolutely no restrictions or contraindications for the use of this cosmetics by men. Therefore, the entire professional line is unisex. 

The type of hair for which the cosmetic is designed.

The type of scalp for which the cosmetic is designed.

Professional hair cosmetics are used to achieve different results. Depending on the problem and the preferences of the end users (customers).

Some need to straighten the hair for a long time, others prefer only to restore the hair after various chemical influences, others need shine or moisturizing, and the fourth all at once. 

Some cosmetic compositions are aimed at solving narrow problems, such as just straightening. Some products are more versatile and combine both straightening and restorative and other functions. 

Based on the needs and the desired result, the necessary complex is selected. 

Most professional salon hair treatments are recommended from the age of 18. This is due not only to possible allergic reactions, but also to the fact that the hair of young people in most cases does not require serious professional intervention or correction.

For those under the age of 18, there are other, safe and revitalizing hair spa treatments. Pay attention to the recommended age of application when choosing a cosmetic product.

Most professional cosmetics for hair, have a high concentration of oils, preservatives and other active ingredients that can cause allergic reactions. Such products should not be used during pregnancy and lactation. 

However, many manufacturers, in the range there are special product lines that are safe and suitable for pregnant and lactating women. Such cosmetics for hair costs more because of a more complex manufacturing process. Safety is first of all. This characteristic should always be considered in your choice.