30% increase in slow-wave activity. 15% decrease in early night cortisol 14.5% increase in HRV during stimulation

It's all in the research.

Should be on the landing page.

Indeed. The landing page looks like full-on quackery. All the (tm)s and "patent-pending" tags are red flags basically.

We used to, until we have regulatory approvals, we unfortunately have to do the more handwavy stuff.