| abstract |
The invention relates to the use of extracts of Polygonatum, in particular Polygonatum kingianum, sibiricum, cyrtonema or zanlanscianense, preferably obtained from rhizomes of said plants, to stimulate the synthesis of elastin in the dermis, in order to improve in particular cutaneous elasticity. The invention makes it possible to manufacture cosmetic or pharmaceutical compositions, especially dermatological compositions, to improve cutaneous elasticity, for example products for topical application improving cutaneous tonicity or intended to firm the skin. |