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Scored forOutcome alternatives
Metabolic Nutrition35.2 oz • 40 servingsAvailable now$53.99$1.35 / serving4.7 · 47 ratings
48−46 pts from leader
#2461 of 7239 ranked for sleep qualityLeader · Source Naturals, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets — 94
Why this ranks #2461 for sleep quality
- Evidence fitGlycine and L-Tryptophan have moderate human evidence for this outcome.
- Dose fit0 of 2 dosed ingredients land in the studied range. Glycine at 2000 mg is higher than the studied 3-5 g window.
- Price / serving$1.35 per serving — high price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustLimited trust signals so far for this listing.
Trade-offsDose fit is the weak spot on this listValue for money trails the rest of this list
The numbers · Sleep qualityWhat's inside
48
56
23
66
2000 mgAbove rangehigher than the studied 3-5 g window
50 mgBelow rangebelow the studied 1000-3000 mg window
170 mgThin evidenceevidence for this ingredient is still thin
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