Astragalus Root Extract

Astragalus root extract reference formula at an example amount of 1,000 mg per serving, developed as a powder or capsule.

Astragalus is a reference formula for brands building a single-ingredient astragalus root product around an example amount of 1,000 mg of extract per serving. The brand sets the final amount for its market, and reference labels span 6 to 3,000 mg per serving, so the example is a starting point rather than a standard.

Powder is developed as the lead format for the example amount, and capsule follows as a fixed unit. The work centers on the raw material: whether the unit uses root powder or an extract, and whether that extract is standardized to polysaccharides or to astragaloside IV, decides the specification, the input weight and the cost.

Ingredient Composition

IngredientPer ServingRaw Material FormAlternative Form (same amount of active)
Astragalus1000 mg (example amount)Astragalus Root Extract Powder, the dried root extract of Astragalus membranaceus; 1,000 mg extract per servingAstragalus Extract 20–50% Polysaccharides or Astragalus Root Extract 5–20% Astragaloside IV, with the input recalculated from the marker content

The amount is stated as mg of extract at the declared weight. The reference label gives no extract ratio or marker percentage, so the standardization is set in formulation; the marker content per serving follows from the extract weight and its assay.

Intended Benefits & Formula Rationale

This formula is designed for products positioned around traditional root botanical nutrition. Astragalus is included as the single botanical so that the concept stays on one traditional ingredient.

Intended Benefit DirectionKey IngredientsFormulation Rationale
Traditional tonic botanicalAstragalusA review describes Astragali Radix as the dried root of Astragalus membranaceus, consumed as a tonic in China for more than 2000 years, from which more than 400 natural compounds, mainly saponins, flavonoids, phenylpropanoids and alkaloids, have been isolated [1]. Evidence: Referenced
Polysaccharide fractionAstragalusA review of the Astragalus polysaccharide summarizes studies on its effects on immune organs and immune cells, and states that further high-quality studies are warranted to corroborate its clinical efficacy [2]. Evidence: Mixed

The amount is an example. The reviews in [1] and [2] describe the root and one of its fractions and do not test this formula at this amount, so any claim on a finished product is reviewed for each market.

Available Formats

Reference labels are mostly capsules, with powders and liquids behind them; powder and capsule are developed here.

FormatUnitPer ServingPack SizeOther Ingredients (typical)Suitability
Powder1 g scoop (about a quarter teaspoon)Astragalus extract 1,000 mg90 g tub (90 servings)None, or flavor and flow agentLead format for the example amount
Capsule2 capsulesAstragalus extract 1,000 mg180 capsules (90 servings)Vegetable capsule shell, flow agentPortable unit; two capsules per serving

Raw Material Input & Fill (Design Estimate)

Design estimates. The extract is taken at its declared weight, so 1,000 mg per serving needs 1,000 mg of extract; the supplier’s marker assay is applied once the grade is chosen.

FormatRaw Material Input per UnitDesign FillBalance for ExcipientsVerification Before Scale-Up
Powder1,000 mg per scoop1 g per scoop0 mgScoop volume against weight, clumping, dispersion in water
Capsule500 mg per capsule540 mg per capsule40 mgExtract flow and bridging in the hopper, capsule weight variation, shell opening time

Tablet, liquid and gummy are separate projects, because a root extract at this level changes compression, extraction-ratio and sweetness work in those systems.

Formulation Considerations

Extract type and standardization. Root powder, a water extract, a polysaccharide-enriched extract and an astragaloside IV extract are sold under the same name. The specification names which one the unit uses and the marker percentage, because the input weight and cost differ widely between them.
Hygroscopic extract. Polysaccharide-rich extracts take up moisture and clump. Moisture limits, humidity-controlled filling and a desiccant are part of the plan.
Taste of the powder. The extract is mildly sweet and earthy. In a scoop format flavor is optional, and the pack carries a scoop of the stated size.
Source. Astragalus is mostly grown in one region, and the supplier is qualified for species identity, heavy metals and pesticide residues before a batch.

Customization Options

Brands adjust the amount, the extract type, the format and the add-ons.

ParameterRangeNote
Astragalus per serving250, 500, 1000 or 3000 mgExamples for the brand; 3000 mg is the top of the reference label range
Extract typeRoot extract, polysaccharide-enriched or astragaloside IV extractDifferent specifications; input recalculated
FormatPowder or capsuleTablet, liquid and gummy are separate projects
Add-onsElderberry, vitamin C, zincPairing with elderberry or zinc moves the unit weight and the label copy

The pilot run confirms the marker assay of the chosen extract, powder flow in the capsule filler, and the scoop weight of the powder.

Flavor Options

FormatSuggested FlavorsWhy
PowderUnflavored, honey, citrusLight sweet flavors suit the mild sweet note of the extract

Technical Status & Data Sources

ItemStatusDetails
Reference formulaNIH DSLDThe ingredient and amount come from a labeled product in the NIH DSLD (1000 mg on the label of CF033202; example DSLD labels 284314, 284318, 289109). The label names the ingredient as astragalus extract; the standardization is set in formulation.
SpecificationSet in formulationAstragalus (Astragalus membranaceus) root extract at 1,000 mg per serving with a stated marker content; species identity, moisture, microbial, heavy-metal and pesticide limits and method are fixed with the supplier. Unit size, fill weight and stability are set in formulation.
Data sourceNIH DSLDDSLD v9.4.0, downloaded 2026-01-10: 50,824 reference formulas merged from on-market labels with complete ingredient amounts. Counts show how labels are distributed.
Market reviewPer marketDose limits, labeling and claims are reviewed for each sales market before a finished product is developed.
ReferencesSources[1] Liu YX, Song XM, Dan LW, et al. Astragali Radix: comprehensive review of its botany, phytochemistry, pharmacology and clinical application. Arch Pharm Res. 2024;47(3):165-218. DOI · PubMed<br>[2] Li CX, Liu Y, Zhang YZ, et al. Astragalus polysaccharide: a review of its immunomodulatory effect. Arch Pharm Res. 2022;45(6):367-389. DOI · PubMed

Related products

OEM/ODM Development Inquiry

Essencefield supports custom supplement formulation and OEM/ODM development, including ingredient selection, dosage adjustments, delivery formats, flavors, packaging, and commercial supply. Submit your project requirements below to explore customization options, sample development, and manufacturing solutions tailored to your brand and target market.