Product promotion App is developed using an interactive video in order to overcome the existing ATL marketing limitations and to respond to target age groups and lifestyle changes. The product promotion App which is positioned as a smart care center by analyzing customer needs with the Customer Journey Map, is comprised of 3 categories such as interest, information and management reflecting media characteristics of smart mobile contents. It intends to induce viral promotions with comical and interactive alopecia simulator directly described by a specialist doctor which ensures reliability of products. In addition, it is made for customers to continuously manage the alopecia through management tools, and company can expect an effect of being used as a core tool for marketing activities by offering promotional information along with product feedbacks.