This formula is a modification of Li Dong-yuan's famous formula Bu Zhong Yi Qi Tang (Supplement the Center & Boost the Qi Decoction) plus the main ingredients from Wang Ang's Ming dynasty Jin Suo Gu Jing Wan (Golden Lock Secure the Essence Pills). Blue Poppy's version is an 10:1 extract.

Pattern discrimination:

Lung, spleen, and kidney qi vacuity.