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Scored forOutcome alternatives
Natural Factors60 count • 60 servingsAvailable now$11.94$0.20 / serving4.7 · 9,401 ratings3 / day
84−3 pts from leader
#39 of 1116 ranked for macular pigment optical densityLeader · Nutricost, Nutricost, Zeaxanthin with Lutein, 120 Softgels — 87
Why this ranks #39 for macular pigment optical density
- 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$0.20 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.
Trade-offsPopularity trails the other picks hereValue for money trails the rest of this list
The numbers · Macular pigment optical densityWhat's inside
84
89
90
97
20 mgIn rangeinside the studied 10-20 mg window
3.5 mgIn rangeinside the studied 2-10 mg window
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