There were many kinds of elixirs.
The red pill that caused massive bleeding after a single dose was called an elixir. Lead and mercury, which caused heavy-metal poisoning, were also called elixirs. Going back further, the creatively named "purple river chariot" and "placenta" concoctions brewed by Shamans—that lump of whatever it was—could also be called elixirs.
Saliva could be an elixir, and Intent could be an elixir too. "Elixir" was merely a label, not a word that always referred to the same thing. In different contexts, the same word meant two different things.
If the old Daoist writing the book was a little devious and threw in some technical jargon to mislead you, well, you would have been better off not practicing at all.
The Internal Alchemy Wang Daozu had taught Daoist Ji transformed essence, qi, and spirit into a golden core. This was unquestionably a "true art."
Wang Daozu, who had imparted this true art, could practically be called a living immortal.
No, perhaps even that fell short.
Wealth, companions, methods, and a suitable place.
Without the right opportunity, obtaining any one of them was as difficult as reaching heaven.
Wang Daozu had passed this on to someone he had "never met," and had even given Changchunzi's Ritual Register to another person. He could truly be called the best of good men. The art had come from his hands; if someone used it to commit evil, the blame would eventually find its way back to him.
That was what a dharma lineage meant.
The Dharma Lineage brought together many people who had originally been complete strangers.
Lin Feng combined his "Intent," his physical body, and his blood and qi, then sank them into his Middle Dantian, following the circulation method described in the "True Scripture."
If practicing Internal Alchemy