Are five pieces a lot?
If they were refined with a pill cauldron, it would naturally be a lot, as a single batch could only yield ten pills. But a pill furnace is different; a single furnace can produce hundreds or thousands, so five pieces are really not that many.
Zhou Chuan had ten-thousand-year spiritual herbs as a foundation, so this harvest was actually negligible. Once spiritual herbs reach the ten-thousand-year level, their medicinal power contains a medicinal spirit that does not easily vanish or perish.
Chapter 924