The short answer · Kidney function
Take astragalus for kidney function. This is the one to buy.
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NOW Foods, Astragalus, 500 mg, 100 Veg Capsules
4.7· 3,527 ratings· $0.14/serving
DoseRank score83
Astragalus 1000 mg — inside the studied 1000-3000 mg window
Of 602 products scored for Kidney function, NOW Foods, Astragalus, 500 mg, 100 Veg Capsules ranks #1 with a DoseRank score of 83. Astragalus has moderate human evidence for this outcome.
The form“Why Astragalus — not Cordyceps Sinensis / CS-4 or Cordyceps Militaris?”Evidence Moderate evidence
Astragalus has moderate human evidence for this outcome.
- AstragalusThe pick
Moderate evidence · 1000 mg
Adaptogenic root from Traditional Chinese Medicine, valued mainly for immune-modulating polysaccharides; popular claims about telomerase and longevity remain weakly supported.
- Cordyceps Sinensis / CS-4
Moderate evidence · 1500 mg
Medicinal fungus and its cultured mycelium (CS-4), used in Chinese medicine for energy and endurance, with modest evidence for aerobic capacity.
- Cordyceps Militaris
Moderate evidence · 2 g
A cultivated Cordyceps species containing cordycepin and adenosine; taken as an adaptogen linked to oxygen utilization and endurance.
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NOW Foods, Astragalus, 500 mg, 100 Veg Capsules ranks #1 for Kidney function with a DoseRank score of 83. The score blends clinical strength, evidence, dose fit, trust signals and value across 602 products scored for this outcome.
Astragalus has moderate human evidence for this outcome.
Astragalus at 1000 mg lands inside the studied 1000-3000 mg window. DoseRank scores this product's dose fit at 67 out of 100.
NOW Foods, Astragalus, 500 mg, 100 Veg Capsules works out at $0.14 per serving. $0.14 per serving — low price tier for this outcome. The cheapest ranked pick here is $0.04 per serving.
No. Retailer links may be affiliate links, but rankings and placement are never paid. Every product is scored by the same public model, and the ranking is recomputed from the underlying product data rather than edited by hand.
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