HAIR COSMETIC COMPOSITION, HAIR COLORANT COMPOSITION, AND HAIR COLOR TREATMENT METHOD

摘要

The purpose of the present invention is to provide hair cosmetics that better retain color after dyeing hair. This hair cosmetic composition is characterized by containing an alkaline agent, an amino acid, a C12-22 higher alcohol, a surfactant, and a thickener. In addition, in a preferred embodiment of the present invention, the hair cosmetic composition is characterized in that the alkaline agent is at least one selected from among ammonia water, ammonium carbonate, sodium carbonate, ethanolamines, ammonium hydrogen carbonate, and arginine.