Angelica sinensis is a herb from the family Apiaceae. Its root is commonly known as dong quai or danggui () and is widely used in Chinese traditional medicine to treat gynecological ailments, fatigue, mild anemia and high blood pressure. Dong quai has analgesic, anti-inflammatory, antispasmodic and sedative effects. The plant's phytochemicals are comprised of coumarins, phytosterols, polysaccharides and flavonoids.