- Temporary Haircolor: a non-permanent color that only coats the hair shaft and can removed by shampooing. Temporary haircolors only makes a physical change in hair, not chemical. some examples of temporary hair colors are color rinses that are applied weekly, colored mousses and gels, hair mascara, spray-on haircolors, and color enhancing shampoos.
- Semipermanent Haircolor: a haircolor formulated to last through several shampoos, depending on the hair’s porosity. Semipermanent haircolors do not lighten the hair, they stain the hair shaft, which gradually fade with each shampoo. This haircolor usually last 6-8 weeks.
- Demipermanent Haircolor: a deposit only hair color, sometimes labeled as a semipermanent by certain manufacturers, but last longer than semipermanent haircolors.
- Permanent Haircolor: a haircolor that is used to match, lighten, and even cover gray hair. Permanent haircolors require a developer (hydrogen peroxide) in order to work. This haircolor remains on the hair shaft until there is new growth. Temporary, semipermanent, and demipermanent haircolors are often used to temporarily alter the look of permanent hair.
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