Cheapest Organic Astragalus on iHerb

Ranked by real cost per 100 mg of Organic Astragalus — cheapest value first.

Prices updated Jul 25, 2026 · 7 products · Prices in USD

The priciest option here costs about 140.4× more per 100 mg of Organic Astragalus than the best-value pick Nutricost. For the same daily dose, choosing by cost per unit instead of sticker price can meaningfully cut your yearly spend.
#ProductDoseServingsPrice (USD)Cost per 100 mg
1
Nutricost, Astragalus Root , 550 mg , 240 Capsules
Nutricost, Astragalus Root , 550 mg , 240 Capsules
Nutricost
550 mg24014.950.011View on iHerb →
2
Oregon's Wild Harvest, Organic Astragalus, 180 Organic Vegan Capsules (375 mg per Capsule)
Oregon's Wild Harvest, Organic Astragalus, 180 Organic Vegan Capsules (375 mg per Capsule)
Oregon's Wild Harvest
1,125 mg6033.560.050View on iHerb →
3
Oregon's Wild Harvest, Astragalus Reishi, 90 Vegan Capsules
Oregon's Wild Harvest, Astragalus Reishi, 90 Vegan Capsules
Oregon's Wild Harvest
750 mg3023.960.107View on iHerb →
4
Swolverine, Greens + Reds, Natural Orange, 16.08 oz (456 g)
Swolverine, Greens + Reds, Natural Orange, 16.08 oz (456 g)
Swolverine
500 mg3047.990.320View on iHerb →
5
Truvani, Immune Support, 90 Tablets
Truvani, Immune Support, 90 Tablets
Truvani
275 mg3033.990.412View on iHerb →
6
BioSchwartz, Ultra High Purity Menopause Probiotics For Women, 60 Capsules
BioSchwartz, Ultra High Purity Menopause Probiotics For Women, 60 Capsules
BioSchwartz
50 mg6038.971.30View on iHerb →
7
BioSchwartz, Ultra High Purity, Menopause Probiotics For Women , 30 Capsules
BioSchwartz, Ultra High Purity, Menopause Probiotics For Women , 30 Capsules
BioSchwartz
50 mg3023.791.59View on iHerb →

How we rank Organic Astragalus

Two supplements can list the same dose per serving yet cost very differently once you account for how many servings are in the bottle. We calculate the total nutrient in each container (dose per serving × servings per container), divide the current price by that total, and rank by the resulting cost per unit. Lower is better. Because prices are refreshed automatically, this ranking reflects today's iHerb pricing rather than a snapshot from months ago.

Cost per unit is a starting point, not the whole story — the ideal form, third-party testing, and other ingredients matter too. Always check the label and consult a healthcare professional before starting a supplement.

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Prices update automatically and may differ from iHerb at checkout. Rankings are based on cost per unit of the listed nutrient and are for informational purposes only — not medical advice. Links to iHerb are affiliate links.