| abstract |
The invention relates to a cosmetic or dermatological composition containing a support comprising at least one fatty phase characterized in that it contains at least one derivative or a mixture of derivatives of 1, 7-bisphenyl heptane-3, 5-dione of particular structure and at least one oil having in its structure at least one amide unit. The invention also relates to its uses in cosmetics and dermatology, in particular for preventing and / or combating the harmful effects of UV rays and pollution on human keratin materials and in particular for preventing and / or treating photoaging of the skin. The invention also relates to a process for dissolving a derivative or a mixture of derivatives of 1, 7-bisphenyl heptane-3, 5-dione of particular structure by at least one oil having in its structure at least an amide unit. |