| 摘要 |
<p>The subject matter of the present invention is method for straightening/relaxing the hair, which comprises (i) the application to the hair of a cosmetic composition comprising at least glyoxylic acid and/or at least one derivative thereof, the composition having a pH of less than or equal to 4, (ii) a leave on time for the composition comprising glyoxylic acid and/or a derivative thereof of at least 10 min, followed by (iii) the application, without rinsing, of a composition comprising at least one hair treatment compound chosen from fatty alcohols and cationic conditioning agents, and then by (iv) a heat application step comprising at least one step of heating at a temperature of least 50°C. The method for straightening the hair according to the invention is effective in terms of straightening and quickly implemented.</p> |
