Compositions based on hydrated lipidic lamellar phases or liposomes are disclosed containing at least in part at least one ecdysteroid or ecdysteroid derivative, in particular ecdysterone, or a plant or animal extract containing the said ecdysteroid or ecdysteroid derivative. Cosmetic or pharmaceutical compositions can be prepared as well as compositions for sericulture or a phytosanitary composition.

The invention concerns novel uses of an Eriobotrya japonica extract, in particular in cosmetics or pharmaceutics. This extract permits stimulation of glycosaminoglycan synthesis, in particular of hyaluronic acid, thus imparting to the cosmetic compositions containing this extract the properties of improving the firmness and suppleness of the skin, combating the formation of wrinkles or lessening the depth thereof, smoothing the surface of the skin by means of a tightening effect, or moisturizing...

The invention relates to an ester. The ester is characterized in that it presents the following chemical formula (I): ##STR1## in which: R.sub.1, R.sub.2 and R.sub.3 independently represent an atom of hydrogen, a methyl radical, A represents the following groups: ##STR2## R.sub.4 and R.sub.5 are identical or different and each represents a chain of the form: in which: B is the following group: ##STR3## C is the following group: ##STR4## and in which the indices m, n, p, and q are respective inte...

A method for stimulating the synthesis and/or secretion of proteoglycans and/or glycosaminoglycans by keratinocytes of a human in need thereof, by applying to an external body area of the human a composition containing an effective amount of D-xylose, an ester thereof or an oligosaccharide containing D-xylose, in a combination with a cosmetically or pharmaceutically acceptable excipient.

The present invention relates to solid complex particles, each comprised of at least two solid substances, at least one of them being biologically active. The biologically active solid substance is comprised of at least one biologically active product and is evenly distributed at the surface of a grain consisting of the other solid core-forming substance, so-called support substance, said grain having a size comprised between 0.05 and 100 .mu.m (microns) and the weight ratio between said active ...

The invention relates to a cosmetic or pharmaceutical composition which comprises oxyacanthine, one of its derivatives, one of their cosmetically or pharmaceutically acceptable acid addition salts or an extract of a plant in which it is present, such as Berberis vulgaris or barberry. One particular association is that of oxyacanthine with a saponin. This composition can be intended in particular for stimulating hair growth, retarding hair loss or combating pruritus.

The invention concerns the use of an organic or hydro-organic extract of Poria cocos Wolf fungi for the preparation of a cosmetic and/or pharmaceutical composition, in particular a dermatological composition, for the treatment of acne and oily skin. The preferred concentration of Poria cocos extract is in the range 0.001% to 5% by weight with respect to the total weight of the final composition. Cosmetic or pharmaceutical compositions, in particular dermatological compositions, can be prepared f...

The present invention relates to a novel composition based on hydrated lipidic lamelar phases or on liposomes and to a cosmetic or pharmaceutical, particularly dermatological composition incorporating it. According to the invention, the hydrated lipidic lamelar phases or the liposomes contain at least in part a derivative of labdane, or a plant extract containing it. The invention makes it possible to reduce hair drop and to promote regrowth of hair and also makes it possible to prevent gray hai...

The present invention relates to the use of an .alpha.-tocopherol phosphate, especially in its dl or d form, or an ester thereof, of the general formula ##STR1## in which: R.sub.1 is a hydrogen atom, an alkyl radical having from 1 to 4 carbon atoms, such as the methyl or ethyl radical in particular, or an .alpha.-tocopheryl radical; and R.sub.2 is a hydrogen atom, an alkyl radical having from 1 to 4 carbon atoms, such as a methyl or ethyl radical in particular, or an oxyethylene chain of the for...

The present invention relates to the use of an .alpha.-tocopherol phosphate, especially in its dl or d form, or an ester thereof, of the general formula ##STR1## in which: R.sub.1 is a hydrogen atom, an alkyl radical having from 1 to 4 carbon atoms, such as the methyl or ethyl radical in particular, or an .alpha.-tocopheryl radical; and R.sub.2 is a hydrogen atom, an alkyl radical having from 1 to 4 carbon atoms, such as methyl or ethyl radical in particular, or an oxyethylene chain of the formu...