Fuente: WIPO "tomato" The present invention refers generally to the field of detergents and cleaning compositions. In particular, the present invention relates to detergents and cleaning compositions comprising specific hydroxyl compounds and having improved bleaching performance. More specifically, the present invention relates to detergents and cleaning compositions that comprise an effective amount of a specific type of bleach boosting agent, such as alkanediols as defined herein, glyceryl caprylate, 4-hydroxyacetophenone, tropolone, or a mixture of said bleach boosting agents, and a surfactant, and the use of said detergents and cleaning compositions for the preparation of a detergent and cleaning product for household, institutional and industrial application. Furthermore, the present invention relates to a method of treating a bleachable stained and/or soiled substrate using the detergents and cleaning compositions according to the present invention. Additionally, the present invention relates to the use of a specific bleach boosting substance as defined herein for improving the bleaching power of a bleaching agent in a detergent and cleaning composition and/or for boosting stain and/or soil removal of a detergent and cleaning composition. Finally, the present invention relates to a method of improving the bleaching power of a bleaching agent in a detergent and cleaning composition and/or of boosting stain and/or soil removal of a detergent and cleaning composition by adding an effective amount of a specific bleach boosting agent, such as alkanediols as defined herein, glyceryl caprylate, 4-hydroxyacetophenone, tropolone, or a mixture of said bleach boosting agents, to said detergent and cleaning composition.