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Scored forOutcome alternatives
Metabolic Nutrition180 count • 60 servingsAvailable now$33.29$0.55 / serving4.8 · 184 ratings
4−90 pts from leader
#4613 of 7239 ranked for sleep qualityLeader · Source Naturals, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets — 94
Why this ranks #4613 for sleep quality
- Evidence fitGlycine and L-Serine have moderate human evidence for this outcome.
- Dose fit0 of 3 dosed ingredients land in the studied range. Glycine at 927 mg is higher than the studied 3-5 g window.
- Price / serving$0.55 per serving — high price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustMixed trust signals — ratings are positive but the base is limited.
Trade-offsDose fit is the weak spot on this listPopularity trails the other picks here
The numbers · Sleep qualityWhat's inside
4
4
1
36
927 mgAbove rangehigher than the studied 3-5 g window
153 mgBelow rangebelow the studied 3000-3000 mg window
67 mgBelow rangebelow the studied 400-1000 mg window
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