| Dosing (grams) | PHQ-9 total scores | |
| Pre (n = 13) | Post (n = 30) | |
Mean (sd) | 4.9 (2.6) | 14.31 (6.62) | 10.50 (6.87) |
Min | 1 | 5 | 0 |
Max | 10 | 25 | 24 |