The extract of Angelica sinensis is extracted from the dried root of Paeonia lactiflora Pall., and the main component is paeoniflorin. Paeoniflorin can be widely used in the medical field as well as in the cosmetics industry. Baiji extract is a potent inhibitor of PDE4 activity. By inhibiting PDE4 activity, cAMP can be inhibited by various inflammatory and immune cells (such as neutrophils, macrophages, T lymphocytes and eosinophils). The concentration of inflammatory cells is activated to exert an anti-inflammatory effect. It also has analgesic, antispasmodic, anti-ulcer, dilated blood vessels, increased organ blood flow, antibacterial, liver protection, detoxification, anti-mutagenic, anti-tumor and so on.