摘要:
The invention relates to a hydroalcoholic extract of the aerial parts of Schinus molle . The invention is characterized in that it comprises predominantly quercitrin and miquelianin among the extracted polyphenols, in a concentration respectively of at least 0.04% of quercitrin by weight of the total weight of the extract and at least 0.02% of miquelianin by weight of the total weight of the extract, the other extracted polyphenols taken independently of one another being present in trace form. The invention also relates to a process for preparing an extract of Schinus molle according to the invention and also to cosmetic compositions comprising an effective amount of the extract according to the invention as protective active agent, and to the cosmetic use of such compositions for improving the barrier function of the skin and protecting the skin against atmospheric pollutants.