Gracillin (CAS: 19083-00-2) is a high-purity natural steroidal saponin extracted from Dioscorea species. With a purity of ≥98% (HPLC), it is widely applied in pharmaceutical research, nutraceutical development, cosmetics, and phytochemical studies. Nanjing Spring & Autumn Biological Engineering Co., Ltd. provides consistent quality, professional COA support, and global logistics services for research and industrial applications.