Etnica - Ritual Plants (Nitrox)

There were (...) evidence of toxic manifestation of these substanses (...) We conducted pretty careful neuropsychological asessments on our ayahuasca subjects, and a light number of matched controls who had never taken ayahuasca, and we found that the ayahuasca subjects had... (...) significant (...) better neuropsychological function.

From Sacred Weeds - Ayahuasca