This pill formula was divided into six grades. The main ingredients of each grade were similar, differing only in the age of the herbs and the amounts of each main ingredient. But when it came to the auxiliary ingredients, the differences were immense. Most crucially, Jiu Xia had written the reasons behind those differences with exceptional clarity!
Rather than calling this a formula for the Flying Shadow Pill, it would be more accurate to call it a simple art of analyzing pill formulas!
"Thank you," Xiao Hua said softly, raising his head.
"Heehee." Jiu Xia pursed her lips and said, "No need to thank me. These were all ready-made things. I merely showed them to you. Besides, this formula does not include the method of refinement, so it is useless in anyone else's hands! Of course, you... may use this formula, but you absolutely must not pass it on to others! Otherwise... bear the consequences yourself!"
"Mm, I know my limits!" Xiao Hua naturally understood the importance of such a formula. It was likely a secret inheritance of Jiu Xia's sect. Being able to refine the Flying Shadow Pill was already good enough for him—how would he dare leak it?
"I believe you!" Jiu Xia nodded and took out another storage pouch. "These are materials I collected in my early years. Take them!"
"No!" Xiao Hua hurriedly waved his hand. "I should look through it first! Many of the things used in your formula are things I have never seen before. I still need to ask you about them..."
"That works too!" Jiu Xia tilted her head in thought, then said, "To know what one knows, and to know what one does not know—Xiao Hua, with such a path of cultivation, you will surely travel very far!"
Then Xiao Hua