Health, clearly accounted for.

The Vital Ledger

Evidence-led wellness, est. 2026

Topic

Sleep

Why we sleep badly, how to sleep better, and the products worth it.

Nothing published here yet. Check back soon.

How we rate the evidence

  • StrongConsistent results from several good-quality human studies.
  • ModeratePromising human research, but limited or mixed.
  • EarlySmall, short or lab and animal studies only.