Objectives : The purpose of this study is to determine the effects of Seongjangbojunggeonatang treatment on the growth of children. Methods : This study was conducted with the 121 children in age of 6 to 14 years old who visited the Department of Pediatrics, Oriental Hospital in Seongnam-si, Gyeonggi-do, Korea. We measured height at the first time visit, and after 12 months. The data we collected were analyzed based on the standards growth chart, 2007. Results : 1. The mean heights of 6 to 11 year-old boys after administration of Seongjangbojunggeonatang were significantly higher compared to normal average height (p < 0.01). The mean heights of 12 to 13 year-old boys after administration of Seongjangbojunggeonatang were significantly higher than normal average height (p < 0.01). The mean heights of 14 year-old boys after administration of Seongjangbojunggeonatang were significantly higher than normal average height (p < 0.05). 2. The mean heights of 6 to 9 year-old girls after administration of Seongjangbojunggeonatang were significantly higher than normal average height (p < 0.01). The mean heights of 10 to 11 year-old girls after administration of Seongjangbojunggeonatang were significantly higher than normal average height (p < 0.05). The mean heights of 12 to 14 year-old girls after administration of Seongjangbojunggeonatang were significantly higher than normal average height (p < 0.05).