For the purpose of utilizing the saponins of the ground. part of Panax ginseng, the studies on saponins isolated from the leaves, stems, and Rowers of ginseng were performed. The results were summarized as follows: 1. The crude saponin contents of ginseng leaves, stems, and flowers 12.8%, 1.6% and 6.9% respectively. 2. Infra-red spectrum of ginseng leaf saponin was identical with that of ginseng root.