Use of plant extracts to dye skin according to its phototype

摘要

Use of a vegetable extract of the family of Compositae or Asteraceae, preferably a wild chicory extract, i.e. Cichorium intybus, to tinge cutaneous tissue, preferably to color the tissue to increase the bronzed or gilded aspect (yellow color) of the cutaneous tissue. Independent claims are included for: (i) a method of preparing a composition, preferably cosmetic composition comprising the extracts of the compositae or Asteraceae family in combination with a vegetable extracts of Mint piperta, Malva silvestris, Cynara scolymus, Thea sinensis, Juglans regia, Lawsonia inermis, Castanea vulgaris, Asarum euroaeum, Leonurus cardiaca, Ballota foetida, Ocimum basilicum, Stachys officinalis, Brunella vulgaris, Calamintha officinalis, Thymus vulgaris, Rosmarinus officinalis, Hop lupulus, Vaccinium myrtillus, Arctotaphylos uvaursi, Calluna vulgaris, Artemisia abisinthium, Artemisia vulgaris, Artemisia abrotonum, Artemisia glacialis, Artemisia mutellina, Artemisia spicata, Chamaemelum nobile, Fraxinus excelsior, Syringa vulgaris, Jasminium grandiflorum, Lythrum salicaria, Althaea officinalis, Hysopus officinalis, Origanum majorana, Salvia officinalis, Melissa officinalis, Melittis melissophyllum, Lavandula officinalis, Quercus robur, Fagus silvatica, Nepta cataria, Origanum dictamus or Thymus serpyllum; (ii) a cosmetic composition obtained by the method; (iii) a process of screening of a vegetable extract for the manufacture of a cosmetic composition, comprising the determination of the variation of the intensity of color of a cutaneous tissue before and after bronzing, application of a mixture of a vegetable extract on at least a part of the cutaneous tissue, and selection of the vegetable extract or its mixture if the variation of the intensity of color reproduces the variation of the intensity of color obtained at initial stage; and (iv) a method of preparing a cosmetic composition to tinge the cutaneous tissue, comprising screening the vegetable extract and formulating the mixture of the vegetable extract(s) to obtain a cosmetic composition.