Apocynum Leaf Extract Powder

Apocynum Leaf Extract Powder is produced from the leaves of Apocynum venetum L., an Apocynaceae botanical commonly known as Luobuma. The medicinal leaf is recognized as Apocyni Veneti Folium. Unlike milled leaf powder, the finished extract concentrates soluble botanical constituents into a fine powder for use in dietary supplement, botanical blend, and formulation projects.

Commercial specifications include 10:1 and 20:1 ratio extracts together with a 5% total flavonoids standardized grade. The 10:1 ratio is the primary commercial specification for general botanical extract sourcing, while standardized material provides a quantitative flavonoid specification for projects requiring defined compositional control.

Ingredient Profile & Common Uses

Apocynum venetum leaf contains a characteristic combination of flavonoid glycosides and phenolic acids. Reported constituents include hyperoside, isoquercitrin, rutin, astragalin, baimaside, quercetin and kaempferol derivatives, together with chlorogenic and related caffeoylquinic acids. Extraction distinguishes the ingredient from raw Luobuma leaf powder by concentrating selected soluble fractions and changing the chemical density, sensory impact, and formulation behavior of the finished material.

Two specification systems are relevant to commercial sourcing. Ratio-defined extracts describe the relationship between botanical raw material and finished extract, while standardized materials use a quantitative flavonoid assay as the defining commercial parameter. These formats answer different procurement questions and should not be interpreted as interchangeable measures of concentration or potency.

The ingredient is used primarily in concentrated botanical supplements and multi-ingredient plant formulations. Its polyphenolic matrix contributes a natural brown to brownish-yellow color and can introduce botanical flavor at higher inclusion levels. Dry applications require attention to powder distribution and blend uniformity, while liquid systems require separate evaluation of wetting, dispersion, haze, and sedimentation.

Application Areas

Dietary Supplement Capsules

Apocynum leaf extract is suited to dry capsule and multi-botanical formulations. Premixing with excipients or other plant powders can support more uniform ingredient distribution before capsule filling.

Tablets and Compressed Products

The extract can be evaluated for compressed botanical formulations where powder flow, blend homogeneity, compression behavior, and ingredient loading influence manufacturing performance.

Botanical Premixes

Concentrated Apocynum extract can be incorporated into dry premixes containing other flavonoid- or polyphenol-rich botanicals. Controlled premixing helps reduce segregation when inclusion levels are relatively low.

Powder Drink and Botanical Beverage Development

The ingredient can be evaluated in drink powders and liquid botanical systems where wetting, dispersibility, flavor contribution, visible haze, and sediment formation are relevant development parameters.

Typical Specifications

ParameterProduct Information
Product NameApocynum Leaf Extract Powder
Botanical NameApocynum venetum L.
Botanical FamilyApocynaceae
Pharmaceutical Herbal NameApocyni Veneti Folium
Commercial NameLuobuma Leaf Extract
Plant PartLeaf
Ingredient TypeBotanical leaf extract
Product FormFine extract powder
Primary Ratio Grade10:1
Secondary Ratio Grade20:1
Standardized Grade5% Total Flavonoids
Ratio Grade IdentificationTLC
Standardized Grade AnalysisUV / HPLC
Typical AppearanceBrown to brownish-yellow fine powder
Typical Commercial Particle Size80 mesh
Principal Chemical FamiliesFlavonoids · Phenolic acids
Key Analytical MarkerHyperoside
Additional Fingerprint ConstituentsIsoquercitrin · Rutin · Astragalin · Baimaside · Chlorogenic acid

Commercial Grade Interpretation

10:1 Ratio Extract

The 10:1 specification is the primary commercial ratio grade for general Apocynum leaf extract sourcing. The ratio describes the relationship between botanical input and finished extract and does not represent a 10% flavonoid assay or a defined concentration of one marker compound.

20:1 Ratio Extract

The 20:1 format provides a higher-ratio botanical extract for projects requiring a more concentrated extract specification. It remains a ratio-defined botanical material rather than an assay-standardized phytochemical ingredient.

5% Total Flavonoids

This standardized format uses total flavonoid content as the quantitative commercial specification. It should be evaluated separately from ratio grades because assay percentage and botanical extraction ratio describe different attributes of the ingredient.

Key Constituents & Extract Profile

The chemical profile of A. venetum leaf is dominated by flavonoids and phenolic acids. Characterized compounds include glycosides derived from quercetin and kaempferol, together with chlorogenic and related caffeoylquinic acids. This multi-component profile is more representative of the botanical extract than any single constituent considered in isolation.

Hyperoside is an important analytical reference for Apocyni Veneti Folium, but it should not be interpreted as the defining assay for every commercial extract. For botanical identity and quality evaluation, chromatographic profiling can provide stronger information by examining several characteristic constituents together.

This chemistry also differentiates Apocynum leaf extract from purified compounds such as isolated quercetin or hyperoside. The commercial ingredient remains a botanical matrix whose identity is determined by plant source, leaf raw material, extraction concentration, and the defined assay where a standardized grade is used.

Technical & Quality Considerations

Botanical authentication is a key analytical consideration for this ingredient. A multi-marker chromatographic fingerprint provides stronger identity information than reliance on a single flavonoid result, particularly when distinguishing A. venetum from related or substitute leaf materials. HPLC profiling can therefore complement botanical identity testing when detailed compositional comparison is required.

Ratio-defined and assay-standardized grades require different analytical approaches. Ratio extracts rely primarily on botanical identity and extract-profile comparison, whereas standardized materials require quantitative control of the specified flavonoid fraction. UV methods can support total-flavonoid determination, while HPLC is more appropriate when individual markers or a detailed chromatographic profile must be evaluated.

For dry-form scale-up, R&D should evaluate particle distribution, powder flow, premixing sequence, segregation, and blend uniformity before capsule filling or tablet compression. In liquid development, wetting and dispersion should be assessed directly in the intended formulation because aqueous behavior can be influenced by extraction conditions, solids composition, and carrier system. Haze, flavor impact, and sedimentation should therefore be evaluated in the finished matrix rather than inferred from the botanical name alone.

Packaging & Commercial Supply

Essencefield supports samples, development quantities, commercial orders, and repeat ingredient supply for product evaluation, formulation, and ongoing sourcing. Packaging, storage, and shipping conditions are selected according to ingredient characteristics, order quantity, stability requirements, and destination-market needs.

Supply ItemGeneral Information
SampleAvailable for formulation, testing, and supplier evaluation
Order QuantitiesSample · 100 g · 1 kg · 5 kg · 25 kg · 100 kg · 500 kg · Bulk
Sample Lead Time5–7 days
Production Lead Time15–30 days
PackagingSealed food-grade or suitable protective inner packaging with drum, carton, bag, or other appropriate outer packaging
StorageAccording to the approved product specification and ingredient stability requirements
DocumentationCOA · Product Specification · TDS · SDS · Applicable declarations

Available quantities, packaging format, net weight, storage conditions, analytical requirements, documentation, and shipping arrangements are confirmed according to the selected ingredient and commercial order.

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