Field notes · Iquitos, Loreto

Benefits

What ayahuasca does and does not change, measured with PHQ-9 and PCL-5 scores across our own guests and against the published research.

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Benefits

The Benefits Of Ayahuasca: What 290 Guests’ Depression Scores Actually Show

We have tracked PHQ-9 and PCL-5 scores for 290 guests since 2021. What the depression and trauma numbers show at 3 months, which 30% of guests do not improve, what separates them from the rest, and what the controlled research does and does not prove.

28 Aug 2026 · 12 min read

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