>>1084745
They're simply the early utilizers of this new science of rejuvenation. (Although I think this is the core of arcane knowledge, passed down from antediluvian times. Moloch sacrifice served to allow elites (priests at that time) access to the elixir.
https:// www.theguardian.com/science/2014/may/04/young-blood-reverse-ageing-mice-studies