The eight Chinese herbal medicines used in this study were Chai Hu (Bupleurum), Bai Zhu (Atractylodes), Bai Shao (Paeonia), Gan Cao (Glycyrrhiza), Bu Gu Zhi
(Psoralea), Bo He (Mentha), Fu Ling (Poria), and Shi Gao (Gypsum).
Tonic medicinal (accumulated no.: 24; accumulated freq.: 107) Dang Gui (Radix Angelicae, 29), Xu Duan (Radix Dipsaci, 15), Gu Sui Bu (Rhizoma Drynariae, 11), Wu Jia Pi (Cortex Acanthopanacis, 10), Du Zhong (Cortex Eucommiae, 7), Bu Gu Zhi
(Fructus Psoraleae, 5), Huang Qi (Radix Astragali, 4), Gou Ji (Rhizoma Cibotii, 4), Shu Di Huang (Radix Rehmanniae Preparata, 3), Bai Shao (Radix Paeoniae, 3), Yin Yang Huo (Herba Epimedii, 3), and others (13).
The gentle active that unites the powerful properties of special plant extracts; i.e., Bu Gu Zhi
(well-established in the traditional Chinese medicine), magnolia and willow bark, is ideally suited for impure skin in adults.