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Scored forOutcome alternatives
NutraBio2 lb • 29 servingsAvailable now$51.99$1.79 / serving4.5 · 31 ratings
5−89 pts from leader
#4513 of 7239 ranked for sleep qualityLeader · Source Naturals, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets — 94
Why this ranks #4513 for sleep quality
- Evidence fitGlycine and L-Tryptophan have moderate human evidence for this outcome.
- Dose fit0 of 3 dosed ingredients land in the studied range. Glycine at 444 mg is higher than the studied 3-5 g window.
- Price / serving$1.79 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
5
5
2
38
444 mgAbove rangehigher than the studied 3-5 g window
390 mgBelow rangebelow the studied 1000-3000 mg window
1123 mgBelow rangebelow the studied 3000-3000 mg window
13 mgThin evidenceevidence for this ingredient is still thin
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