Abstract: Hair care cleansing composition comprising—a) from 1 to 50 wt % of a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant, non-ionic and mixtures thereof; and b) from 0.01 to 3 wt %, by weight of the total composition, of defibrillated primary cell wall material comprising cellulose microfibrils, wherein • the defibrillated primary cell wall material comprises up to 20 wt. % of water, based on the total weight of the fibrils; and wherein • the cellulose has an average degree of crystallinity of less than 50%, and wherein • the defibrillated primary cell wall material comprises polyols distributed between the fibrils.

Abstract: An acidic aqueous shampoo composition, which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) an emulsified silicone, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: An aqueous anti-dandruff shampoo composition which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) suspended particles of an anti-dandruff agent, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: Hair care cleansing composition comprising—a) from 1 to 50 wt % of a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant, non-ionic and mixtures thereof; and b) from 0.01 to 3 wt %, by weight of the total composition, of defibrillated primary cell wall material comprising cellulose microfibrils, wherein • the defibrillated primary cell wall material comprises up to 20 wt. % of water, based on the total weight of the fibrils; and wherein • the cellulose has an average degree of crystallinity of less than 50%, and wherein • the defibrillated primary cell wall material comprises polyols distributed between the fibrils.

Abstract: An aqueous anti-dandruff shampoo composition which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) suspended particles of an anti-dandruff agent, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: An anti-settling, thickening polymer is provided for use in an acidic aqueous cleansing formulation having a pH of <5, wherein the anti-settling, thickening polymer, comprises: (a) structural units of C1-4 alkyl acrylate; (b) structural units of methacrylic acid; (c) structural units of 2-acrylamido-2-methylpropane sulfonic acid (AMPS); (d) structural units of a specialized associated monomer having the following structure wherein R1 is a linear saturated C10-24 alkyl group; wherein R2 is a hydrogen or a methyl; and wherein n is an average of 20 to 28; (e) structural units of acrylic acid; and (f) structural units of multi-ethylenically unsaturated crosslinking monomer or chain transfer agent; and wherein the sum of the weight percentages of structural units (a)-(f) is equal to 100 wt % of the anti-settling, thickening polymer. Also provided are acidic aqueous cleansing formulations containing same.

Abstract: An acidic aqueous shampoo composition, which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) an emulsified silicone, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: The invention provides a personal cleansing composition having an aqueous continuous phase including cleansing surfactant and a solubilised hydrocarbon oil having a kinematic viscosity of 1 to 35 cSt at 40° C. and a specific gravity of 0.76 to 0.87 at 25° C.; in which the hydrocarbon oil is solubilised in wormlike micelles in the aqueous continuous phase by means of a linker molecule and an inorganic electrolyte; in which the linker molecule is selected from one or more compounds of formula: R(X)n, in which R is a C6 to C14 mono-, di- or trivalent saturated aliphatic or an aromatic hydrocarbyl group, n is 1 to 3 and each X is independently selected from —OH and —COOH; and in which the level of hydrocarbon oil in the composition ranges from 0.8 to 1.5% by weight based on the total weight of the composition.

Abstract: The invention provides a personal cleansing composition having an aqueous continuous phase including cleansing surfactant and a solubilised hydrocarbon oil having a kinematic viscosity of 1 to 35 cSt at 40° C. and a specific gravity of 0.76 to 0.87 at 25° C.; in which the hydrocarbon oil is solubilised in wormlike micelles in the aqueous continuous phase by means of a linker molecule and an inorganic electrolyte; in which the linker molecule is selected from one or more compounds of formula: R(X)n, in which R is a C6 to C14 mono-, di- or trivalent saturated aliphatic or an aromatic hydrocarbyl group, n is 1 to 3 and each X is independently selected from —OH and —COOH; and in which the level of hydrocarbon oil in the composition ranges from 0.8 to 1.5% by weight based on the total weight of the composition.

Abstract: An oil-in-water emulsion cosmetic composition comprising solid particulates of 2-hydroxystearic acid having a particle size distribution such that 99% or more by weight have a particle size of less than 125 microns and a method of manufacture of such a composition.