Abstract: The present invention relates to the use of one or more particular amino acids or of a composition comprising same as a pretreatment for a process for dyeing or bleaching keratin fibres in order to improve the dyeing or bleaching of the keratin fibres.

Abstract: The present invention relates to a pretreatment composition of a process for dyeing or bleaching keratin fibers, comprising at least 5% by weight of one or more particular amino acids and at least 5% by weight of one or more monoalcohols, and alsoto a dyeing or bleaching process using the pretreatment composition.

Abstract: The invention relates to a composition in the form of a nanoemulsion or microemulsion, comprising: —a first fatty acid ester of polyglycerol which is chosen from a fatty acid ester of polyglycerol formed from at least one acid comprising an alkyl or alkenyl chain containing from 12 to 20 carbon atoms and from 3 to 6 glycerol units; —a second fatty acid ester of (poly)glycerol (c) which is chosen from a fatty acid ester of (poly)glycerol formed from at least one acid comprising an alkyl or alkenyl chain containing from 6 to 18 carbon atoms and from 1 to 3 glycerol units; —at least one organopolysiloxane elastomer; —at least two acrylic acid-based polymers that are different from one another; —at least one amphiphilic polymer comprising at least one 2-acrylamidomethylpropanesulfonic acid (AMPS) unit; —at least one oil; —water. The invention also relates to a cosmetic treatment process for keratin materials such as the skin, by application of such a composition.

Abstract: The invention relates to a composition, in particular a cosmetic composition, preferably in the form of an oil-in-water emulsion, comprising: at least one compound of the family of N-acylamino amides of formula (I); [Chem 10] at least one alkyl polyglycoside of formula (IV) below: R9(0)(G)x (iv) in which the radical R9 is a linear or branched C14-C24 alkyl radical, G represents a reduced sugar comprising from 5 to 6 carbon atoms; and x denotes a value ranging from 1 to 10 and preferably from 1 to 4. In particular, said composition also comprises at least one compound chosen from oxyethylenated sorbitan esters and fatty acid esters of a polyoxyalkylene glycol. Use for caring for, making up and/or cleansing keratin materials, in particular the skin.

Abstract: The present invention relates to a composition, preferably a cosmetic composition, comprising: (a) at least one oil; (b) at least one polyglyceryl fatty acid ester, preferably with a polyglyceryl moiety derived from 2 to 6 glycerins; (c) at least one compound selected from the group consisting of resorcinol and resorcinol derivatives; and (d) water. The composition according to the present invention can be in the form of a nano- or micro-emulsion, or can have a lamellar structure or a lamellar phase, with better transparency and stability.

Abstract: The present invention relates to a composition comprising at least one silicone acrylic copolymer and at least one particular block copolymer. The present invention also relates to a process for treating keratin fibers using a composition comprising at least one silicone acrylic copolymer and at least one particular block copolymer.

Abstract: The invention relates to a composition in the form of a nanoemulsion or microemulsion, comprising: at least two different fatty acid esters of (poly)glycerol a) and b); c) at least one polyol in a total content of greater than 15% by weight; d) at least one oil; e) water; and f) at least one anionic surfactant of formula (II) it being understood that said composition comprises at least one anionic surfactant of formula (II) when the first fatty acid ester of (poly)glycerol is a polyglyceryl laurate comprising from 3 to 6 glycerol units and the second fatty acid ester of (poly)glycerol is a (poly)glyceryl laurate comprising from 1 to 3 glycerol units. The invention also relates to a cosmetic treatment process for reducing and/or preventing the signs of ageing of keratin materials such as the skin, by application of such a composition.

Abstract: The present disclosure relates to hair treatment compositions comprising: (a) at least one reducing agent selected from thiol-based compounds, non-thiol-based compounds, and mixtures thereof; (b) at least one non-polymeric and non-thiol, mono-, di-, and/or tri-carboxylic acid, and/or a salt thereof; (c) at least one alkaline agent; and (d) optionally, at least one cationic surfactant; wherein the pH of the composition is from about 2 to less than 7. The disclosure also relates to methods for imparting hair care benefits to the hair such as straightening effects, volume reduction, frizz control, manageability, cosmeticity and smooth feel, in addition to conditioning benefits.

Abstract: The invention relates to a composition in the form of a nanoemulsion or microemulsion, comprising: —a first fatty acid ester of polyglycerol which is chosen from a fatty acid ester of polyglycerol formed from at least one acid comprising an alkyl or alkenyl chain containing from 12 to 20 carbon atoms and from 3 to 6 glycerol units; —a second fatty acid ester of (poly)glycerol (c) which is chosen from a fatty acid ester of (poly)glycerol formed from at least one acid comprising an alkyl or alkenyl chain containing from 6 to 18 carbon atoms and from 1 to 3 glycerol units; —at least one organopolysiloxane elastomer; —at least two acrylic acid-based polymers that are different from one another; —at least one amphiphilic polymer comprising at least one 2-acrylamidomethylpropanesulfonic acid (AMPS) unit; —at least one oil; —water. The invention also relates to a cosmetic treatment process for keratin materials such as the skin, by application of such a composition.

Abstract: The invention relates to a composition in the form of a nanoemulsion or micro-emulsion, comprising: at least two different fatty acid esters of (poly)glycerol a) and b); c) at least one polyol in a total content of greater than 15% by weight; d) at least one oil; e) water; and f) at least one anionic surfactant of formula (II) it being understood that said composition comprises at least one anionic surfactant of formula (II) when the first fatty acid ester of (poly)glycerol is a polyglyceryl laurate comprising from 3 to 6 glycerol units and the second fatty acid ester of (poly)glycerol is a (poly)glyceryl laurate comprising from 1 to 3 glycerol units. The invention also relates to a cosmetic treatment process for reducing and/or preventing the signs of ageing of keratin materials such as the skin, by application of such a composition.

Abstract: The present invention relates to a composition, in particular cosmetic, comprising: (a) at least one synthetic phyllosilicate with molecular formula Mg3Si4O10(OH)2 in the form of an aqueous or hydroalcoholic gel; and (b) at least one electrolyte and/or at least one polyelectrolyte. The present invention also relates to a method for cosmetic treatment of the skin and/or nails, comprising the application of said composition to the skin and/or the nails, as well as a cosmetic method for treating perspiration and possibly body odour linked to human perspiration, in particular odours from the armpits and the feet, characterised in that it consists of applying said composition to the surface of the skin and, specifically, to the armpits and/or the feet.

Abstract: The present invention relates to a composition, in particular cosmetic composition, comprising: (a) at least one synthetic phyllosilicate having the molecular formula Mg3Si4O10(OH)2; and (b) at least one polyol and/or polyol derivative, and/or at least one UV filter. The present invention further relates to the use of a synthetic phyllosilicate having the molecular formula Mg3Si4O10(OH)2 for reducing the tackiness and/or for increasing the hydrating effect of said composition, the cosmetic use of said composition for topical skin and/or nail care, a cosmetic treatment method comprising topical application of said composition to the skin and/or the nails, a cosmetic method for limiting the darkening of the skin and/or the nails and/or for improving the colour and/or the homogeneity of the complexion, and a cosmetic method for preventing and/or treating signs of ageing of the skin and/or the nails comprising applying said composition to the surface of the skin and/or the nails.

Abstract: The present invention relates to a composition, preferably a cosmetic composition, comprising: (a) at least one oil; (b) at least one polyglyceryl fatty acid ester, preferably with a polyglyceryl moiety derived from 2 to 6 glycerins; (c) at least one compound selected from the group consisting of resorcinol and resorcinol derivatives; and (d) water. The composition according to the present invention can be in the form of a nano- or micro-emulsion, or can have a lamellar structure or a lamellar phase, with better transparency and stability.

Abstract: The present invention relates to a cosmetic composition in the form of a nanoemulsion or microemulsion, comprising: (a) at least one oil; (b) at least one nonionic surfactant with an HLB value from 8.0 to 14.0, preferably from 9.0 to 13.5 and more preferably from 10.0 to 13.0; (c) at least one C-glycoside compound; and (d) water. The cosmetic composition may be in the form of a nanoemulsion or microemulsion with a transparent or slightly translucent appearance.

Abstract: The present invention relates to a photoprotective composition for topical use containing an association of baicalin or an extract containing same with at least one system filtering UVA radiation. The invention particularly relates to the field of cosmetics and/or beauty products. The present invention also relates to the cosmetic, non-therapeutic, use of baicalin, or an extract containing same, in association with at least one system filtering UVA radiation comprising at least one bis-resorcinyl triazine for protecting the skin and/or lips and/or hair against solar radiation.