The present invention discloses a rorippa indica swell relieving and diuresis promoting milk flavored refreshing and delicious soup material. The milk flavored refreshing and delicious soup material is characterized in that the soup material is prepared from the following raw materials in parts by weight: rorippa indica, smoked plum, folium artemisiae argyi, caulis perillae, creeping psychotria twigs and leaves, all-grass of longspike uraria, adiantum capillus-veneris, polygala japonica, goat milk powder, cassava starch, and flavoring powder. A preparation method of the soup material comprises the following processes: carefully selecting, drying, grinding, impurity removing, cooking, purifying, powder preparing by spray drying, mixing, sterilizing, and packaging. The soup material is delicious in tastes and in line with the tastes of the general public, has a milk flavored taste, can enhance the tasty degree of milk flavor when being consumed with the milk flavor, and enhances mouthfeel. At the same time, the soup material uses the traditional Chinese medicine to perform supplementing, so as to reach the effects of relieving swell and promoting diuresis, increases human body absorption ability, regulates the human body by being assisted with food, enables the traditional Chinese medicines and the milk flavor to tonify the human body at the same time, and enhances the efficacies of relieving swell and promoting diuresis, thereby enhancing human body constitution.