Hair shampoo with natural oil

Abstract

A hair care formulation is provided, comprising: a dermatologically acceptable vehicle; a surfactant; a dermatologically acceptable oil; and a deposition aid polymer, wherein the deposition aid polymer is a cationic dextran polymer, comprising a dextran base polymer functionalized with quaternary ammonium groups; wherein the dextran base polymer has a weight average molecular weight of 50,000 to 3,000,000 Daltons; wherein the quaternary ammonium groups include a group of formula (II) (II); and a group of formula (III) (III); wherein is a pendent oxygen on the dextran base polymer; wherein X is a divalent linking group; wherein each R2 is independently selected from a C1-4 alkyl group; wherein each R3 is independently selected from a C1-4 alkyl group; and wherein each R4 is independently selected from a linear or branched C12 alkyl group; wherein the deposition aid polymer has a degree of substitution, DS(II), of formula (II) moieties of 0.01 to 0.2 and a degree of substitution, DS(III), of formula (III) moieties of >0 to <0.02.