Andrew Huberman· PhD
The issue is that they don't work immediately, right? So they don't work like the same day you start taking them. And that suggests that probably it's not exactly the serotonin being in there that's directly driving it, that it's much more likely that it may have some, say, brain plasticity effects, right? We know that things like brain derived neurotrophic factor get upregulated with chronic oral antidepressant use.