According to UNESCO data, the reading interest of Indonesian people is currently very low. One of the factors that influence the low interest in reading is the emergence of new media such as the Tiktok platform. Tiktok is a platform that was originally used as a mere entertainment medium. However, there are those who break the stigma by providing educational content. Meisya Sallwa is one of the Tiktok content creators who provides educational content in the form of self-development book review content. This study aims to measure how much influence book review content has on the reading interest of Meisya Sallwa's Tiktok followers. This study used quantitative methods by sharing questionnaires online via Instagram, Tiktok and Whatsapp. The data analysis techniques used in this study are descriptive analysis, normality test, simple linear regression analysis, correlation coefficient test, determination coefficient test and T test. Based on the results of the study, the results of the influence of self-development book review content by 43.7% on interest in reading while the rest were influenced by other factors that were not studied in this study.