Ann: Zelira Successfully Completes Capital Raising of $4.6M, page-21

No doubt the product works for insomnia. I think the only risk is whether the trial will produce statistically significant results.

it's an interesting design where half the subjects receive the placebo and the other half receive the tincture for the first week. Then during the second week the switch.

I'm no expert on these things but I understand the trial has been designed by the best of the best in order to produce the most conclusive results with such a small number of people. I believe the whole test only includes 36 participants or thereabouts.