Hair of the three hazards

The fact that one: security issues
Most people think that hair is no big deal, not that time consuming, laborious, expensive money you! We can not know that there is a conventional chemical dye called "p-phenylenediamine," his role in the coloring process is by chemical reaction of the surface of the hair cuticle open the dye into the hair to achieve the purpose of coloring. Because "phenylenediamine" pesticide manufacturers are referred to as "colorant", its disadvantage is not only a long time coloring, dyeing at least every half an hour, and "p-phenylenediamine" is a toxic substance, which along Hair roots into the body, to become a major cause of human disease, the direct health hazard.
Traditional dyeing technique is the use of hair dye hair, bleaching agent that is chemically open the hair cuticle, making hair dye substances into the interior stained to achieve the purpose. Regular hair person, equivalent to open the hair cuticle often, hair will often destroyed. In addition, after the cuticle is opened, some chemicals phenylenediamine, hydroquinone, lead, mercury, etc., into the hair inside the hair damage is very large, the destruction of the natural environment for the growth of the hair, but also a lot of nutrients hair loss Yinchuan, often using traditional dye hair will gradually lose its luster, and bifurcation, dry, stain should be promptly changed the way that natural hair restoration to its previous glory.
Fact 2: easy question
Status hair coloring hazards of chemical industry is a large, plant hair too cumbersome and hurt the hair. Traditional hair dye use is to reconcile the two formulations, such as the deployment of improper color is not very good or fast push-color, go to the barber shop hair generally requires heating to produce a chemical reaction to color, but it normally takes 40-60 minutes to complete, often make hair who physically and mentally exhausted.
The fact three: solid, coloring problem
Due to the wide hair crowd, most people lack the inherent quality of all types of hair dye adequate understanding will inevitably result from the use of hair dyes and the poor suffered serious damage. Today the three types of hair dye, for consumers:
First, chemical dyes: toxic chemicals on hair and health hazards is very large, has been gradually phased out.
Second, plant dyes: adding plant ingredients, but still follow the traditional dyeing techniques, is stained by opening the pores, so the dyeing process is too long, less than a half hour, and the hair will be destroyed.
Third, biological dyes.
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