This study was to identify the possible types of medical tourism product development using deep sea water of Gangwon Province, Korea. The Q-methodology was used to examine subjectivity of university students with regard to the product development. 25 Q statements were drawn from the review of related literature and in-depth interviews with tourism major students. 17 P samples were used in this study. Results Q factor analysis showed that there might be three different types medical tourism product development using the deep sea water: demonstration use type(n=8), plant use type(n=4)], edibility use type(n=4). Results also indicated that all the three segments agreed with the 13 Q-statements. Based on the findings of this study, several practical implications and future research directions were also discussed.