C268 The Way of Treating Disease

"Really?" Hearing that such an extremely precious medicinal ingredient was actually used here, Luo Yuan's eyes revealed a faint smile.

"Of course it's true. Do you think an old man like me would lie to you?" Elder Chen looked at Luo Yuan with dissatisfaction.

"At that time, I knew that this type of medicinal herb was very hard to use. But first, this medicinal herb was very expensive