Abstract: The invention relates to the use, in a cosmetic composition or for the production of a cosmetic composition, of an extract of an exudate of the plant Daniellia oliveri, said exudate being at least partially made up of the oleoresin of said plant. It relates most particularly to the use of this extract as a cosmetic agent for modifying the surface of the skin by giving it a smoother appearance through a reduction in the depth of the wrinkles and/or fine lines and/or by providing it with a re-plumping effect. It also relates to a cosmetic care method for modifying the surface of the skin by giving it a smoother appearance through a reduction in the depth of the wrinkles and fine lines and/or by providing it with a re-plumping effect, comprising the application, to the areas of the skin in question, of a cosmetic composition containing this extract.

Abstract: A cosmetic composition comprising, as active agent, an extract of biomass of the alga Neochloris oleoabundans, the active agent being incorporated in a cosmetically acceptable vehicle compatible with topical application. This extract is advantageously an alcoholic or aqueous-alcoholic extract, called the first extract obtained by treating the biomass with a first alcoholic or aqueous-alcoholic solvent, and/or at least one fraction of the first extract, obtained by fractionating the first extract.

Abstract: The invention relates to a cosmetic composition, characterized in that it contains, as active agent, an extract of Limnocitrus littoralis obtained by extraction with an extraction solvent selected from the group comprising alcohols and aqueous-alcoholic mixtures, in a cosmetically acceptable vehicle compatible with topical application. It further relates to a method of cosmetic treatment intended especially for soothing non-pathological skin manifestations of inflammatory origin and/or preventing and/or combating the effects of intrinsic and/or photoinduced ageing, comprising the application to the skin of a cosmetic composition of the invention.