The present invention provides a method for improving the flavor of food and nutritional values of agricultural products that can be conducted economically and simply and is a light treatment method for agricuItural products, wherein the method improves the flavor of food and nutritional values of agricultural products by irradiating agricultural products with near-infrared light.本發明提供一種能夠經濟且簡便地實施之提高農產品之口感及營養價值之方法。本發明係一種農產品之光處理方法,其係藉由對農產品照射近紅外光,而提高農產品之口感及營養價值。