Vanguard Flaming Pig
Dang, he should have tried to make it self sustainable, by selling some of his better pills for higher prices, so he could keep obtaining cheap materials for making pills and gaining energy in a sustainable way.
Exactly. Also he should just put all his points in the Life Pill Sutra. There is no need for him to advance to the common seal realm. In itself it doesn't bring any economical benefits nor does he need it by being in immediate mortal danger. But, this is just min maxing. It doesn't bring anything to the story and it would be quite dull.