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Scored forOutcome alternatives
Natural Factors180 count • 180 servingsAvailable now$6.46$0.04 / serving4.8 · 8,569 ratings
87−1 pts from leader
#7 of 1584 ranked for night vision or dark adaptationLeader · NOW Foods, NOW Foods, Vitamin A, 3,000 mcg (10,000 IU), 100 Softgels — 88
Why this ranks #7 for night vision or dark adaptation
- Evidence fitRetinyl Palmitate is the strongest evidence signal for this outcome.
- Dose fitRetinyl Palmitate at 3000 mcg is higher than the studied 700-1500 mcg window.
- Price / serving$0.04 per serving — low 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 · Night vision or dark adaptation
87
89
93
99
3000 mcgAbove rangehigher than the studied 700-1500 mcg window
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