C2165 Violet Spirit Holy Elixir

Once he reached the aspect of Pill refining, Yao Lao's expression became focused and confident. He carefully examined the herbs to confirm the quality and age of the herbs. The medicinal properties of the herbs with different qualities and ages were different.

For example, a ten-thousand-year Radix Ginseng was far different from nine thousand year old Radix Ginseng. For ordinary people