
Product photo 1 of 2
Why this ranks #650 for immune function
- Evidence fitVitamin A leads the evidence here, backed by Lacticaseibacillus rhamnosus and Bifidobacterium longum.
- Dose fit1 of 3 dosed ingredients land in the studied range. Astragalus at 322 mg (calculated) sits below the studied 500-2000 mg window.
- Price / serving$1.52 per serving — high price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustSolid trust signals from buyer ratings, with room to grow.
Retailer links may be affiliate links. Rankings and placement are not paid placement.