Hydroalcoholic extract of ISchinus molle/I, cosmetic compositions comprising the same and cosmetic uses thereof

摘要

The invention relates to a hydroalcoholic extract of the aerial parts of Schinus molle. The invention is characterised 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 of at least 0.02% of miquelianin by weight of the total weight of the extract, the other extracted polyphenols, considered independently of one another, being present in trace form. The invention also relates to a method for preparing an extract of Schinus molle according to the invention and to cosmetic compositions comprising an effective amount of the extract according to the invention as protective active agent, and the cosmetic use of such compositions to improve the barrier function of the skin and to protect the skin against atmospheric pollutants.