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Scored forOutcome alternatives
NOW Foods1 lb • 151 servingsAvailable now$17.45$0.12 / serving4.8 · 9,467 ratings166 / day
83−11 pts from leader
#272 of 7239 ranked for sleep qualityLeader · Source Naturals, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets — 94
Why this ranks #272 for sleep quality
- Evidence fitGlycine has moderate human evidence for this outcome.
- Dose fitGlycine at 3 g lands inside the studied 3-5 g window.
- Price / serving$0.12 per serving — low price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
Trade-offsDose fit is the weak spot on this listEvidence depth trails the rest of this list
The numbers · Sleep qualityWhat's inside
83
85
67
96
3 gIn rangeinside the studied 3-5 g window
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