Product photo 1 of 2
Scored forOutcome alternatives
Source Naturals120 count • 40 servingsAvailable now$19.63$0.49 / serving4.5 · 2,780 ratings
63−28 pts from leader
#1633 of 6263 ranked for sleep qualityLeader · EVLution Nutrition, EVLution Nutrition, SleepMode®, 60 Veggie Capsules — 91
Why this ranks #1633 for sleep quality
- Evidence fitL-Tryptophan has moderate human evidence for this outcome.
- Dose fitL-Tryptophan at 1.5 g lands inside the studied 1-3 g window.
- Price / serving$0.49 per serving — high price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustSolid trust signals from buyer ratings, with room to grow.
The numbers · Sleep quality
63
69
73
74
1.5 gIn rangeinside the studied 1-3 g window
0.6 mg
Retailer links may be affiliate links. Rankings and placement are not paid placement.
