A liquid detergent composition, preferably a liquid manual dishwashing detergent composition, comprising one or more hydroperoxy fatty acid producing enzymes selected from the group consisting of: arachidonate lipoxygenases, alpha-dioxygenases, and mixtures thereof, preferably alpha-dioxygenases, a surfactant system and a liquid carrier (i.e., water). Methods of washing comprising the liquid detergent composition are also provided.

A liquid detergent composition, preferably a liquid manual dishwashing detergent composition, comprising one or more hydroperoxy fatty acid producing enzymes selected from the group consisting of: arachidonate lipoxygenases, alpha-dioxygenases, and mixtures thereof, preferably alpha-dioxygenases, a surfactant system and a liquid carrier (i.e., water). Methods of washing comprising the liquid detergent composition are also provided.

A surfactant containing detergent composition, preferably a manual dishwashing detergent composition, comprising either a combination of one or more hydroperoxy fatty acid producing enzymes and one or more hydroperoxy fatty acid converting enzymes, or at least one fatty acid processing fusion enzyme comprising at least two catalytic domains: a hydroperoxy fatty acid producing domain and a hydroperoxy fatty acid converting, and methods of using such compositions.