"Emperor's Rest Fruit, those who consume it shall not rage, an aspect of the emotional Law."
"Kangmu Fruit, eating it prevents poisoning by Gu. If I remember correctly, within the Hundred Thousand Great Mountains, there's a great deity who refines Gu. Did Zhen Yuanzi have a run-in with Him?"
"Mang Grass, can be used to poison fish. Eh? The term 'fish' should include the Spatial-Temporal Fish, right? I'll send some to Five-needle Pine."
This time, Zhen Yuanzi uploaded many new and fine items to the Heavenly Market, and Xuanqing exchanged for all of them in one go.
He also incidentally developed some unconventional but useful Divine Skills and scriptures, compiled them into the Daoist Collection, and incorporated them into Sin Qi Celestial Palace.
Sin Qi Celestial Palace, one of the Five Great Heavenly Palaces of Luofeng Mountain.