Wow, so much of what has been posted here resonates with my own experiences and understandings.
Yes... huachuma is said to cleanse our perceptual filters... it helps us see/hear/feel more clearly.
It's a master emotional healer and heart opener.
It is an integrative medicine that brings the various "parts" of ourselves together.
It's very straightforward. Look at the plants themselves: it grows straight up toward the light, vs aya which curves and twists in the dark of the jungle.
Funny someone mentioned being so tapped in it appears like being psychic... I've had that same experience, being so in the flow that divine perfection can move through me. Got feedback from a friend, "From my perspective it looks like you've been masterminding everything." Hah. If I were trying to plan it with my mind, it would be a train wreck.