It is true ayahuasca that has the potential to change everything and allow you to see the world in a different way. It's just that from within the perspective of the person undergoing the changes it's also hard to discern which bits are fantasy and which bits are oracular insight. That's part of what the shaman is supposed to be there to help you figure out.
Rak Razam, Aya: A Shamanic Odyssey
spirituality, transformation