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Why this ranks #4 for immune function
Because it wins- Evidence fitZinc and Vitamin A are the strongest evidence signals for this outcome.
- Dose fit2 of 2 dosed ingredients land in the studied range. Zinc at 15 mg lands inside the studied 10-50 mg window.
- Price / serving$0.12 per serving — low price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustSolid trust signals from buyer ratings, with room to grow.
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