I'm 27y.o. and I decided it was time to try the serum, stopped at antioksidantnoy.primenyayu kursami.konsistentsiya bit lipkovaty gelchik! This is my first serum, I hope it copes with its tasks, but since I'm not very experienced in the sera of the issue, there is nothing I can not tell about the wonderful properties! crawl 2 weeks, will continue, it is something concrete and understand!