| abstract |
Hair treatment products comprising, in relation to its weight, 0.001 to 20 % by weight of a complexing agent from the groups tetrasodium-N,N-bis(carboxylatomethyl)-L-glutamate (tetrasodium glutamate diacetate, GLDA), pentasodium diethylenetriamine pentaacetic acid (DTPA), tetrasodium disucciniate (IDS) and 0.001 to 20 % by weight of at least one oligopetide, which comprises at least one amino acid sequence Glu-Glu-Glu, the amino group can be free or protoned and the carboxyl groups can be free or protoned, which lead to improved structural reinforcement of keratin fibres and improved hair care, and which reduce or prevent colour washout in dyed hair. |