Acanthopanax Bark Extract Powder

Acanthopanax bark extract powder comes from the Chinese shrub Eleutherococcus gracilistylus, the plant behind southern wujiapi. The bark is extracted with water, concentrated and dried to a light brown powder, and the older genus name Acanthopanax is still the common trade label.

The product is a 10:1 ratio extract with no marker percentage attached. It is water dispersible and milled to 80 mesh. No standardized or powdered sibling is listed for this botanical, so the ratio extract is the only form described.

SKU: BOT-BEX-0135 Category: Botanical Extracts Tags: Bark & Stem, Bars & Bakery, Dry Blends & Premixes, Plant Extracts, Water Dispersible, Water Extracted

Eleutherococcus gracilistylus Identity & Plant Part

The botanical entity is Eleutherococcus gracilistylus (W.W.Sm.) S.Y.Hu, family Araliaceae, still widely sold under the older genus name Acanthopanax. Databases now treat it as a synonym of Eleutherococcus nodiflorus. The part used in this Acanthopanax bark extract is the bark; leaves, fruit and roots outside the bark are not part of the product.

The most important confusion in trade is with northern wujiapi, the root bark of Periploca sepium, a different plant with different chemistry. A buyer should also keep this material apart from eleuthero, the root of Eleutherococcus senticosus, which is a separate product in the same genus. Matching the botanical name and the bark as plant part settles identity.

What 10:1 Means for Acanthopanax Bark

The 10:1 ratio says how concentrated the acanthopanax powder is against the starting bark, and it says nothing about any marker compound. The data for this botanical lists no standardized extract, powder or isolated compound among the siblings, so there is no marker-based form to compare, and the ratio extract is the only profile described.

Choose it when species identity and a bark-based water extract are the requirement. Because the common name wujiapi covers more than one plant, the botanical name and the plant part in the table are the reliable identifiers. Any formulation work with Acanthopanax bark extract should rest on that identity and on the physical behavior described here.

Typical Specifications

Specification Item	Product Information
Latin Name	Eleutherococcus gracilistylus
Plant Part	Bark & Stem
Processing	Water Extraction
Common Name	Wujiapi, Southern Wujiapi
Ingredient Type	Ratio Extract
Extract Ratio	10:1
Appearance	Light Brown powder
Solubility / Dispersibility	Water Dispersible
Quality Parameters
Moisture (LOD)	≤5.0%
Total Ash	≤5.0%
Particle Size	80 mesh
Heavy Metals	Lead ≤2 ppm · Arsenic ≤1 ppm · Cadmium ≤1 ppm · Mercury ≤0.1 ppm
Microbiology	TPC ≤1,000 cfu/g · Yeast & Mold ≤100 cfu/g · E. coli Negative · Salmonella Negative/25 g
Shelf Life	24 months in unopened original packaging, cool and dry storage

Application Areas

Pale Brown Capsule Fills

Standard capsule shells hide the light brown Acanthopanax extract easily. Bark extracts can bridge in hoppers, so run a flow check on the lot before filling and weigh capsules at intervals to catch variation across the run.

Herbal Drink Powders

In drink powders the extract gives a light brown liquid with a mild woody, slightly bitter flavor. It suits sweetened or spiced bases better than plain water, so taste a plain sample first and adjust flavor and sweetener from there.

Tablets with Bark Extracts

A dry binder and a disintegrant turn the powder into a stable compact. Moisture pickup can soften tablets, so keep humidity low during compression and check hardness and disintegration on finished tablets before the formula is locked.

Root-and-Bark Blend Sachets

Sachets can combine the bark extract with root extracts such as eleuthero or astragalus. Screen the powder first and match particle sizes to prevent separation, then compare sachets from the start and end of the run.

Wood-Note Drink Mixes

Acanthopanax bark extract can sit in spiced drink mixes alongside cinnamon, ginger or licorice-type flavors that match its woody note. Premix it with sugar before adding it to the batch, and taste the finished drink after standing, because bark extracts continue to develop haze.

Formulation Notes

The extract is a light brown powder with a faint woody aroma and a slightly bitter taste. In water the powder gives a light brown liquid that is not fully clear. Judge clarity after the liquid has stood, because bark extracts often leave fine haze that settles slowly.

Because the powder takes up moisture, weigh it promptly and reseal the container after each use. Start with a premix: blend it first with part of the filler, then screen. Check an opened lot against a retained sample before it is used in a pale product, since brown shades deepen with air exposure.

Packaging & Commercial Supply

Essencefield supports product evaluation, formulation trials, commercial orders, and ongoing ingredient supply. Packaging, storage, and shipping arrangements are determined by product characteristics, order quantity, stability requirements, and destination-market needs.

Supply Item	General Information
Sample	Available upon request for formulation, testing, and supplier evaluation
Order Quantities	100 g · 1 kg · 5 kg · 25 kg · 100 kg · 500 kg · Bulk
Sample Lead Time	Typically 5–7 days after sample confirmation
Production Lead Time	Typically 15–30 days after order and specification confirmation
Packaging	Suitable protective inner packaging with bags, cartons, drums, or other appropriate outer packaging
Storage	Store in tightly sealed, suitable protective packaging in a cool, dry environment. Protect from moisture, heat, and direct sunlight. Specific storage conditions follow the approved product specification.
Documentation	COA · Product Specification · TDS · SDS · Applicable declarations (as applicable)

Final order quantities, lead times, packaging, documentation, and shipping arrangements are confirmed according to the selected product and commercial requirements.