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Scored forOutcome alternatives
Natural Factors120 count • 120 servingsAvailable now$20.76$0.17 / serving4.7 · 9,430 ratings
86−1 pts from leader
#9 of 715 ranked for contrast sensitivityLeader · Nutricost, Nutricost, Zeaxanthin with Lutein, 120 Softgels — 87
Why this ranks #9 for contrast sensitivity
- Evidence fitLutein and Zeaxanthin are the strongest evidence signals for this outcome.
- Dose fit2 of 2 dosed ingredients land in the studied range. Lutein at 20 mg lands inside the studied 10-20 mg window.
- Price / serving$0.17 per serving — mid price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
The numbers · Contrast sensitivity
86
89
90
99
20 mgIn rangeinside the studied 10-20 mg window
3.5 mgIn rangeinside the studied 2-10 mg window
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