| abstract |
The hair treatment method of the present invention includes the following steps (i) and (ii) in this order. Step (i): a step of applying the composition containing the following ingredient (A) to the hair (A) A compound represented by the following general formula (1) or a salt thereof [In the formula, the dotted line indicates the presence or absence of a π bond; R 1 represents a hydroxyl group or an ethoxy group; R 2 represents a hydrogen atom or -COOR (R is a hydrogen atom, a methyl group, or an ethyl group); R 3 represents a hydrogen atom, Ethyl, methyl, or ethyl] Step (ii): a step of applying shape to the hair while applying a temperature of 140 ° C. to 220 ° C. to the hair. |