A cosmetic and / or dermatological composition in the form of an emulsion other than the type of water in oil, comprising: (A) at least one long chain neutral N-acyl amino acid ester represented by the formula (I): ** ( See formula) ** in which: R 1 represents a substituted or unsubstituted, branched or linear alkyl or alkenyl group having between 5 and 21 carbon atoms； R2 and R3 independently represent a hydrogen atom or a substituted or unsubstituted, branched or linear alkyl group having between 1 and 4 carbon atoms； R4 represents a substituted or unsubstituted, branched or linear alkyl group having between 23 and 34 carbon atoms except for a behenyl group, a substituted or unsubstituted, branched or linear alkenyl group having between 2 and 34 carbon atoms, or a substituted or unsubstituted sterile group； and n represents an integer between 0 and 2, and (B) at least one polyol having 3 or more hydroxy groups, in which the ratio between the amount of the polyol (B) having 3 or more hydroxy groups and the amount of N-acyl amino acid ester of long chain (A) is 2 or more.Una composición cosmética y/o dermatológica en forma de una emulsión distinta al tipo de agua en aceite, que comprende: (A) al menos un éster del N-acil aminoácido neutro de cadena larga representado por la fórmula (I): **(Ver fórmula)** en la que: R1 representa un grupo alquilo o alquenilo sustituido o no sustituido, ramificado o lineal que tiene entre 5 y 21 átomos de carbono； R2 y R3 representan independientemente un átomo de hidrógeno o un grupo alquilo sustituido o no sustituido, ramificado o lineal que tiene entre 1 y 4 átomos de carbono； R4 representa un grupo alquilo sustituido o no sustituido, ramificado o lineal que tiene entre 23 y 34 átomos de carbono excepto por un grupo behenilo, un grupo alquenilo sustituido o no sustituido, ramificado o lineal que tiene entre 2 y 34 átomos de carbono, o un grupo esterilo sustituido o no sustituido； y n representa un número entero entre 0 y 2, y (B) a
