Does the MIND diet decrease depression risk? A comparison with Mediterranean diet in the SUN cohort | SpringerLink
Looks like they concluded—after a 10 year study of over 6000 subjects—that fruits, nuts, and avoidance of fast foods treated depression best, and that generally the MIND diet was less effective than the Mediterranean Diet.
https://link.springer.com/article/10.1007%2Fs00394-018-1653-x