It's entirely natural, easy to do, has no side effects, costs next to nothing, and can even be "fun". As usual, the media will not talk about this discovery, as it is too much of a game-changer for our current systems.
[0] https://neurosciencenews.com/psilocybin-longevity-aging-2942...
If we assume that the effect is the same for all types of cells, it follows that the life is extended by 50% (when keeping "all other factors" constant, as usual).