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Why this ranks #3671 for immune function
- Evidence fitEvidence is still thin for Astragalus.
- Dose fitAstragalus at 250 mg sits below the studied 500-2000 mg window.
- Price / serving$0.17 per serving — mid 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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