Song Yuanji was a famous pharmacologist in Tang Dynasty and the founder of Chinese dietotherapy. It is a dietotherapy remedy inherited from Meng Yutang, which was first created by Meng Wei. Produced in Ruzhou City, Henan Province, it is the hometown of Meng Wei, the originator of dietotherapy, and also the hometown of traditional Chinese medicine dietotherapy health culture in China.

Song Yuanji treated fatigue, restless sleep, fright, irritability, forgetfulness and fear, or talking alone without knowing it, and his guilty face was sallow for ten years. Lily, lotus seeds, Ziziphus jujuba seeds, longan, ginseng, Poria, Scutellaria baicalensis Georgi and jujube 20 pieces. Eight things are served, mashed and boiled, and honey is made into pills such as Wuzi. Take ten pills in the evening, and then take them once a day. (An Mian Fang and Song Yuanji in Bi Xiao Fang) (Meng Yu Tang)

Now the network is relatively developed, and the finished products are easy to buy.