The following article is a good place to begin. It's from the University of Toronto and discusses the history of psychedelic research in Canada, including what is currently underway.

The Canadian revival of psychedelic drug research. Kerry Banks. June 14, 2019.

More from the University of Toronto:

Anderson T, Petranker R, Rosenbaum D, Weissman C, Dinh-Williams L, Kai K, Hapke E, Farb N. Microdosing psychedelics: personality, mental health, and creativity difference in microdosers. 2018.

AndersonT, Petrannker R, Christopher A, et al. Psychedelic microdosing benefits and challenges: an empirical code book. Harm Reduction Journal 16, 43 (2019)

From the University of British Columbia:

Joseph M. Rootman, Pamela Kryskow, Kalin Harvey, Paul Stamets , Eesmyal Santos-Brault , Kim P. C. Kuypers, Vince Polito, Francoise Bourzat & ZachWalsh Adults who microdose psychedelics report health related motivations and lower levels of anxiety and depression compared to non-microdosers