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Scored forOutcome alternatives
Swanson Vitamins90 count • 90 servingsAvailable now$21.89$0.24 / serving4.7 · 98 ratings
10−84 pts from leader
#3804 of 7239 ranked for sleep qualityLeader · Source Naturals, Source Naturals, Sleep Science®, NightRest™ With Melatonin, 100 Tablets — 94
Why this ranks #3804 for sleep quality
- Evidence fitL-Tryptophan has moderate human evidence for this outcome.
- Dose fitL-Tryptophan at 500 mg sits below the studied 1000-3000 mg window.
- Price / serving$0.24 per serving — mid 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 listPopularity trails the other picks here
The numbers · Sleep qualityWhat's inside
10
12
4
47
500 mgBelow rangebelow the studied 1000-3000 mg window
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