Supplements, wearables, protocols, and practices we actually use.
Generic / various
Mood-leaning spice extract, standardized, not a paella pinch.
Samsung
Titanium sleep ring that lives inside Samsung Health.
Samsung
Android smartwatch with sleep, ECG, and Samsung Health coaching.
The Model Health Show
Model Health Show on camera — sleep, food, and high production.
Sleep Cycle
Phone-on-the-nightstand sleep tracker with a smart alarm.
Various universities
University-level sleep lectures you can audit.
Classic meta-analysis of short and long sleep.
University of Michigan / Coursera
University of Michigan sleep science on Coursera.