Astragalus 500 mg

Astragalus 500 mg

Swanson4.6 (79 ratings)
Format:Capsule Quantity: 120 Capsule(s) · 120 servings
Goals
$46.43 $0.38 per serving
iHerbLowest$0.00Amazon$46.43

Product analysis

61 out of 100

Astragalus 500 mg is a traditional option for immune support, with limited reliable evidence for a routine benefit in adults.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality40

The astragalus preparation has an identified component. Its relative quality and absorption cannot be ranked confidently against alternatives.

Ingredient Transparency100

The amount and preparation are disclosed. That makes it easier to compare the label with other astragalus options.

Value For Money40

A reliable value comparison is unavailable for this astragalus preparation. Its stated amount alone does not establish how much benefit the price buys.

Customer Satisfaction69

Customer ratings are favorable, although the review pool is small. That offers limited insight into satisfaction without establishing immune benefits.

Product Focus74

A single astragalus ingredient gives the formula a narrow immune-support purpose. Traditional use does not establish a predictable routine benefit for adults.

Format
Capsule
Container
120 Capsule(s)
Per serving
$0.38
Customer rating
4.6 · 79 ratings
Report analysis

Goals

Immunity
Immunity
Impact
High effect
B+ Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic

Astragalus is traditionally used for immune support, but reliable evidence does not establish a routine adult respiratory benefit or a transferable dose. The saved findings recognize it, while the supplied scientific context limits what can be expected.

How this product is rated for Immunity

Ingredient fit80

The relevant ingredients have a connection to immune support, with the strength of their amount findings varying by nutrient.
Goal fit
The relevant ingredient is the formula’s main focus; its other linked uses do not add immune benefits.
Dose adequacy
The declared amounts provide partial coverage of the saved comparisons; unresolved amounts cannot establish a contribution.

Pathways19

The strongest saved connection is innate immune cell activity. The supplied context limits transfer to routine adult benefit.
Depth
The strongest saved connection is innate immune cell activity. The supplied context limits transfer to routine adult benefit.
Breadth
No immune area reaches the saved coverage threshold; this does not prove the ingredient has no effect.

Evidence95

The saved evidence finding is favorable, but the supplied scientific context does not establish a routine adult respiratory benefit.
Evidence strength
Astragalus leads the saved evidence finding; the supplied context does not establish a routine adult respiratory benefit.
Studied preparation
The preparation is accepted in the saved findings, but that does not resolve the supplied population, preparation or outcome limitations.

Formulation logic100

The recognized ingredients meet the partner checks, and no configured conflict was found. Amount uncertainties still limit ingredients whose quantities are unresolved.
Partner coverage
The recognized ingredients do not require an additional partner for the roles considered here.
Conflicts
No configured ingredient conflict was identified from the available facts; this does not establish overall safety.
Effective doses
The recognized ingredients reach the saved amount threshold; that threshold is a comparison point, not proof of clinical effectiveness.
Study evidence
Astragalus Supportive 16 studies

Ingredients

IngredientAmount per servingScore
Astragalus membranaceus extract (Calycosin 7-O-Beta D-Glucopyranoside)
 500 mg 100
Adults 18–50
Report overview
Astragalus (Calycosin 7-O-Beta D-Glucopyranoside) · 500 mg OverallScore100
A+ Composition And Label Disclosure
A serving lists 500 mg of astragalus. The disclosed amount makes it possible to compare how much is in each serving.
How this ingredient is rated

Composition and Label Disclosure

No separate preparation assessment was made.

Composition and Label Disclosure100

The astragalus amount is disclosed as 500 mg per serving.
Individual Preparation Amount Disclosure
The individual astragalus amount is listed as 500 mg per serving.

Commercial Price and Usability

No price comparison was evaluated.
View ingredientView products
81 Performance

Astragalus Extract 500 mg

NOW

Its 500 mg astragalus root extract identifies polysaccharides, making the main ingredient easier to assess than an uncharacterized herb amount. Compared with the original, that ingredient profile is better characterized or more closely aligned with immune support; the species and active-marker concentration remain unstated.

78 Performance

Astragalus

Herb Pharm

Its label identifies an accepted astragalus species and the root source at 665 mg, making the botanical identity clearer. Compared with the original, that ingredient profile is better characterized or more closely aligned with immune support; no active-marker concentration is provided.

77 Performance

Astragalus Root 2000 mg

Nature's Answer

Its label identifies an accepted astragalus species and the root source at 2000 mg, making the botanical identity clearer. Compared with the original, that ingredient profile is better characterized or more closely aligned with immune support; no active-marker concentration is provided.

75 Budget

Astragalus 550 mg

Nutricost

Its 550 mg astragalus root powder provides a simple, focused herbal option without unrelated active ingredients. Compared with the original, it lowers the serving cost while retaining relevant astragalus support, although it is not an identified standardized extract, so active strength is uncertain.

78 Budget

Astragalus

Paradise

Its focused astragalus root extract keeps the formula closely aligned with the original product’s main ingredient. Compared with the original, it lowers the serving cost while retaining relevant astragalus support, although the species and active-marker concentration remain unstated.

78 Budget

Astragalus

Nature's Way

Its astragalus root extract names astragalosides and is paired with additional whole astragalus, giving the formula a more clearly characterized herbal core. Compared with the original, it lowers the serving cost while retaining relevant astragalus support, although the label names the marker but does not state its concentration.

77 Value

Full Spectrum Astragalus Extract 500 mg

Planetary Herbals

Its focused astragalus root extract keeps the formula closely aligned with the original product’s main ingredient. Compared with the original, a lower serving cost and the disclosed ingredient profile create a useful quality-to-cost balance, although the species and active-marker concentration remain unstated.

74 Value

Astragalus 500 mg

Nature's Answer

Its astragalus root extract names astragalosides and is paired with additional whole astragalus, giving the formula a more clearly characterized herbal core. Compared with the original, a lower serving cost and the disclosed ingredient profile create a useful quality-to-cost balance, although the label names the marker but does not state its concentration.

76 Value

Astragalus 1000 mg

AN Amazing Nutrition Amazing Formulas

Its focused astragalus extract preserves the original product’s main herbal purpose in a concise formula. Compared with the original, a lower serving cost and the disclosed ingredient profile create a useful quality-to-cost balance, although the species, plant part, and active-marker concentration remain unclear.

Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Astragalus polysaccharides combined with radiochemotherapy for cervical cancer: a systematic review and meta-analysis of randomized controlled studies.
    Sun T; Zhao R; Zhang Y; Li D; Shan X; Tang X; Zheng Y · Frontiers in pharmacology · 2025
    Meta-analysis776 participants9 studies pooledImmunity forAstragalus
  2. [Effect of intravenous drip infusion of cyclophosphamide with high-dose Astragalus injection in treating lupus nephritis].
    Su L; Mao JC; Gu JH · Zhong xi yi jie he xue bao = Journal of Chinese integrative medicine · 2008
    Randomized trial43 participantsImmunity forAstragalus
  3. Astragalus mongholicus (Fisch.) Bge Improves Peripheral Treg Cell Immunity Imbalance in the Children With Viral Myocarditis by Reducing the Levels of miR-146b and miR-155.
    Zhang Z; Dai X; Qi J; Ao Y; Yang C; Li Y · Frontiers in pediatrics · 2020
    Randomized trial68 participantsImmunity forAstragalus
  4. [Clinical study on effect of Astragalus in efficacy enhancing and toxicity reducing of chemotherapy in patients of malignant tumor].
    Duan P; Wang ZM · Zhongguo Zhong xi yi jie he za zhi Zhongguo Zhongxiyi jiehe zazhi = Chinese journal of integrated traditional and Western medicine · 2003
    Randomized trial120 participantsImmunity forAstragalus
  5. [Modulatory effect of Astragalus membranaceus on Th1/Th2 cytokine in patients with herpes simplex keratitis].
    Mao SP; Cheng KL; Zhou YF · Zhongguo Zhong xi yi jie he za zhi Zhongguo Zhongxiyi jiehe zazhi = Chinese journal of integrated traditional and Western medicine · 2004
    Randomized trial168 participantsImmunity forAstragalus