C1628 Pill Formula

Take the foxtail grass, for instance—it's merely a medicinal primer. Yet, many opt for decades-old, or even century-old, foxtail grass. But is that truly wise? To concoct a batch of superior Jade Dew Pills, using overly aged foxtail grass can actually lead to a higher impurity rate in the pills.

Pei Junlin, unfazed by the crowd, spoke with confidence