Sleep · Stress · Supplements
Better sleep, without the hype.
We read the research on sleep and stress supplements so you don't have to — then tell you exactly what works, what doesn't, and who shouldn't take it.
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Best Sleep Supplements
Our current top picks, how they compare, and the one we'd start with.
Magnesium for Sleep
Glycinate vs. citrate — which form actually helps sleep, and which is marketing.
Stress & Calm
What ashwagandha can realistically do for daily stress, according to trials.
We built the dataset nobody else has
Clinical trials tell you what works in labs. We also tracked what 1,673 Reddit posts say people actually experience — and we publish both.
The Reality Index — Sept 2026
12 sleep supplements ranked by what users actually report. Glycine scored 97% positive; ashwagandha is the most controversial. Free to cite.
Free toolSleep Supplement Finder
60-second quiz — four questions, one honest recommendation backed by research and 1,673 real-world data points. No email required.
Reddit verdictBest Supplements, per Reddit
What five communities actually report, ranked from 1,673 threads. Glycine wins at 97% — the most-hyped supplement ranks last.
Today's top picks
Our current recommendations for the three most common sleep problems — full reasoning in the complete comparison.
Magnesium Glycinate
The most sensible first try for general sleep quality — gentle, well-studied, modest effects.
- Gentle on the stomach — safe at bedtime
- 200–400 mg matches the trial doses
- Effects build over 2–4 weeks
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CortiSync — KSM-66
300mg KSM-66 ashwagandha — the extract behind the cortisol trials. Clinically formulated for stress management.
- Cortisol dropped 27.9% in trials
- 300mg KSM-66 per serving
- Not for pregnancy or thyroid meds (ask your doctor)
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L-Theanine 200 mg
Same-day calm without sedation — the pick for midnight mental to-do lists.
- Works within about an hour
- No grogginess, no build-up
- Smooths out coffee jitters, too
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Latest articles
Why Your Sleep Supplement Stops Working After a Few Weeks
Week one feels like magic. Week four feels like nothing. The honest taxonomy of supplement 'tolerance' — which supplements genuinely fade, which never fade, and which were never solving your actual problem.
CBD for Sleep: What 1,645 Reddit Posts Actually Say
CBD is the most-searched sleep supplement and the most inconclusive. We scored every Reddit thread in our dataset to find the pattern: who it helps, who it doesn't, and what the community knows that the studies don't.
The Sleep Supplement Stack: Which Combinations Work, Which Conflict, and What to Skip
The honest guide to combining sleep supplements: which pairs are synergistic, which are redundant, which conflict, and the stack that outperforms every individual pill.
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