Abstract: Disclosed is a composition based on a polyol of formula: HO—CH2—(CHOH)m—CH2—OH and on alkyl polyrhamnosides of formula: HO—CH2—(CHOH)m—CH2—O-(Rham)x-H; process for preparing same, and cosmetic or pharmaceutical composition including same.

Abstract: Disclosed are a method for preparing a hydroalcoholic extract obtained from a biomass of the shoots of a plant from the family of Plumbaginaceae, a butanol extract of Armenia maritima, a method for the preparation thereof, the use thereof, and compositions containing same.

Abstract: Composition based on a polyol of formula HO—CH2-CHOH—CH2-OH and on alkyl polyrhamnosides of formula HO—CH2-CHOH—CH2-O-(Rham)x-H; process for preparing same, and cosmetic or pharmaceutical composition comprising same.

Abstract: Disclosed is a method for evaluating the ability of a chemical substance or a chemical composition to prevent muscle fatigue and damage induced by physical exertion in humans; edible composition including at least one salt of a multivalent metal cation, at least one compound selected between vitamin E or vitamin E acetate, at least one edible polyphenol compound selected from compounds of the flavonol family, compounds of the anthocyanin family, compounds of the phenolic acid family and compounds of the flavonol family and/or the glucosylated derivatives thereof, in which the molar ratio/is of at least 0.50 and not more than 2.00; its use as a food supplement or for preparing a food supplement composition or as a drug for preventing muscle fatigue and/or muscle damage induced by physical exertion, in a method for the treatment of the human body by therapy.

Abstract: Disclosed is a method for obtaining a unialgal biomass of cells of small multicellular macroalgae, including: preparing a unialgal sample of cells of multicellular macroalgae from a sample of microalgae taken from the natural environment; culturing the unialgal sample of cells of multicellular macroalgae obtained in step in sea water to which at least one nitrogen source is added, in order to obtain an aqueous suspension of the unialgal biomass of cells of small multicellular macroalgae; a step of harvesting the unialgal biomass of cells of small multicellular macroalgae from the aqueous suspension obtained at the end of step; and a step of producing a powder of the unialgal biomass of cells of small multicellular macroalgae obtained in step. Also disclosed is glycolic extract of the aforementioned biomass, to a method for producing the extract, to the use thereof in cosmetics and pharmaceuticals, and to compositions containing same.

Abstract: Disclosed is a composition based on a polyol of formula: HO—CH2—(CHOH)m—CH2—OH and on alkyl polyrhamnosides of formula: HO—CH2—(CHOH)m—CH2—O-(Rham)x-H; process for preparing same, and cosmetic or pharmaceutical composition including same.

Abstract: A method for assessing the ability of a chemical substance or of a chemical composition to prevent or to slow the appearance of signs of aging of the human skin or of the lips or even to eliminate the signs; the method including: —a step a) of bringing the chemical substance or the chemical composition into contact with fibroblast cells of the “young” human dermis taken from a culture medium at the passage R6; —a step b) of bringing senescent cells of fibroblasts of the human dermis into contact with the cells of “young” fibroblasts from step a); and—a step c) of measuring the senescence input of the cells of “young” fibroblasts and of comparing it with a reference value.

Abstract: Disclosed is a method for evaluating the ability of a chemical substance or a chemical composition to prevent muscle fatigue and damage induced by physical exertion in humans by comparing the effect the chemical substance or a chemical composition has on a combination of three biological markers in cultured human primary skeletal muscle cells.

Abstract: Composition based on a polyol of formula HO—CH2-CHOH-CH2-OH and on alkyl polyrhamnosides of formula HO—CH2-CHOH-CH2-O-(Rham)x-H; process for preparing same, and cosmetic or pharmaceutical composition comprising same.

Abstract: A process and composition for improvement of the moisturization state of the stratum corneum of human skin epidermis comprising applying to the skin an effective amount of a composition (C) for topical use comprising at least one cosmetically acceptable excipient and a composition C1 consisting of 20-50% by weight of composition C2, which in turn includes from 3-25% by weight of a polyol, from 25-45% by weight anhydrides of the polyol, and from 30-72% by weight of polyol glycosides of the polyol, with the remainder of composition C2 to 100% by weight being made up of water; and from 50-80% by weight of glycerol and/or glycerol oligomers, with the ratio of polyol glycosides to glycerol and/or glycerol oligomers greater than or equal to 1/10 and less than or equal to 1/2.

Abstract: Process with the aim of preventing or slowing the appearance of unattractive signs, generated by the pollutants present in the atmosphere, on the skin, the scalp, the hair or the mucous membranes, or indeed of eliminating them, including a step of application of a cosmetic formulation for topical use, including at least one cosmetically acceptable excipient and an effective amount of at least one glycolic extract (GE) of a unialgal biomass of small multicellular macroalgae originating from the Florideophyceae class. The extract, for the use thereof in a therapeutic method for treating signs of irritation of the skin, the scalp or the mucous membranes, manifesting as redness, sensations of stinging and/or itching, signs of deterioration of the hair, manifesting as an increase in the porosity thereof, the dulling thereof, and/or the weakening thereof with regard to mechanical stresses.

Abstract: Disclosed are a method for preparing a hydroalcoholic extract obtained from a biomass of the shoots of a plant from the family of Plumbaginaceae, a butanol extract of Armenia maritima, a method for the preparation thereof, the use thereof, and compositions containing same.

Abstract: Disclosed is a method for evaluating the ability of a chemical substance or a chemical composition to prevent muscle fatigue and damage induced by physical exertion in humans; edible composition including at least one salt of a multivalent metal cation, at least one compound selected between vitamin E or vitamin E acetate, at least one edible polyphenol compound selected from compounds of the flavonol family, compounds of the anthocyanin family, compounds of the phenolic acid family and compounds of the flavonol family and/or the glucosylated derivatives thereof, in which the molar ratio/is of at least 0.50 and not more than 2.00; its use as a food supplement or for preparing a food supplement composition or as a drug for preventing muscle fatigue and/or muscle damage induced by physical exertion, in a method for the treatment of the human body by therapy.

Abstract: A process for improvement of the moisturization state of thestratum corneum of human skin epidermis includes at least one step a) of applying, to the surface of the skin to be treated, an effective amount of a composition for topical use including at least one cosmetically acceptable excipient and a composition C1 including 20-50% by weight of composition C2, which in turn includes from 3-25% by weight of a polyol of formula (I): HO—CH2-(CHOH)m-CH2-OH (I); (2)—from 25-45% by weight anhydrides of the polyol of formula (I); (3)—from 30-72% by weight of a composition CA represented by formula (II): HO—CH2-(CHOH)m-CH2-0-(G)x-H (II), (4) the remainder to 100% by weight being made up of water; and—(b)—from 50-80% by weight of at least one compound of formula (III): HO—[CH2-CH(OH)—CH2-O]p-H (III).

Abstract: Disclosed is a lipophilic extract of brown algae gametophytes obtained by the method including the following consecutive steps: —a Step A) for preparing a hydro-alcoholic suspension of gametophyte cells by mixing an aqueous suspension of brown algae gametophyte cells with at least one aliphatic alcohol including 1 to 4 carbon atoms; —a Step B) for mixing the hydro-alcoholic suspension of algae gametophyte cells, obtained in Step A), with at least one triglyceride from fatty acids that include 8 to 22 carbon atoms; —a Step C) for adding water to the multiphase mixture obtained in Step B); and —a Step D) for isolating the lipophilic extract of brown algae gametophytes from the mixture obtained in Step C). Also disclosed are the cosmetic and pharmaceutical use of the extract.

Abstract: Disclosed is a method for obtaining a unialgal biomass of cells of small multicellular macroalgae, including: preparing a unialgal sample of cells of multicellular macroalgae from a sample of microalgae taken from the natural environment; culturing the unialgal sample of cells of multicellular macroalgae obtained in step in sea water to which at least one nitrogen source is added, in order to obtain an aqueous suspension of the unialgal biomass of cells of small multicellular macroalgae; a step of harvesting the unialgal biomass of cells of small multicellular macroalgae from the aqueous suspension obtained at the end of step; and a step of producing a powder of the unialgal biomass of cells of small multicellular macroalgae obtained in step. Also disclosed is glycolic extract of the aforementioned biomass, to a method for producing the extract, to the use thereof in cosmetics and pharmaceuticals, and to compositions containing same.

Abstract: Disclosed is a lipophilic extract of brown algae gametophytes obtained by the method including the following consecutive steps: —a Step A) for preparing a hydro-alcoholic suspension of gametophyte cells by mixing an aqueous suspension of brown algae gametophyte cells with at least one aliphatic alcohol including 1 to 4 carbon atoms; —a Step B) for mixing the hydro-alcoholic suspension of algae gametophyte cells, obtained in Step A), with at least one triglyceride from fatty acids that include 8 to 22 carbon atoms; —a Step C) for adding water to the multiphase mixture obtained in Step B); and —a Step D) for isolating the lipophilic extract of brown algae gametophytes from the mixture obtained in Step C). Also disclosed are the cosmetic and pharmaceutical use of the extract.

Abstract: Disclosed is a compound of formula (I?): R?—O—CH2-CH(OH)—[CH2-O—CH2]s-[CH(OH)]p-CH2-O—R? (I?), formula (I?), wherein s is equal to 0 or 1, and p is equal to 0, 1, 2 or 3, R? and R?, identical or different, represent a hydrogen atom, or a monovalent radical of formula (II?a), or a monovalent radical of formula (II?b), in order to prevent or slow down the appearance of the signs of ageing of the human skin or lips or to eradicate these signs. Also disclosed are a novel product, novel composition and cosmetic method.

Abstract: A compound of formula (I) is disclosed, in which R? and R?, which may be identical or different, represent either a hydrogen atom or a monovalent radical of formula (IIa); or of a composition (C1) including between 99% and 20% by mass of a compound of formula (Ia), and between 1% and 80% by mass of a compound of formula (1b), with the aim of preventing or retarding the appearance of the signs of ageing of the human skin or lips or to eliminate the signs, the use being in the form of a cosmetic composition. Also disclosed is a method using the product of formula (I) or composition (C1).

Abstract: The invention relates to the cosmetic use of isoleucine N-hexadecanoyl of formula (I): CH3—(CH2)14—C(?O)—NH—CH(COOH)—CH(CH3)—CH2—CH3 (I) as a “volumizing” agent and/or as a “plumping” agent for human skin. The invention also relates to a cosmetic treatment method for obtaining a “volumizing” and/or “plumping” effect of the skin of a part of the human body selected from among the breasts, face, cheeks, buttocks and eyelids.