The main goal of this study is to visualize tastes of foods and agro-products to reduce the uncertainty of purchasing of them in online shopping malls. To accomplish the goal, we select two Korean traditional foods; Kimchi and Gochujang, develop the criteria for visualization of their tastes, choose about ten products for each food that are on sale in the online shopping malls, make visualization tables and apply them to the real shopping mall. And then, we contrast the customer satisfaction, purchasing pattern, and sales of both before and after applying the taste visualization tables