White Kidney Bean Extract Powder

White Kidney Bean Extract Powder is produced from the seeds of Phaseolus vulgaris L., a member of the Fabaceae family. This botanical extract is supplied as a concentrated powder and is commercially associated with the bean’s proteinaceous α-amylase inhibitor fraction, historically described as phaseolamin.

Commercial formats include 10:1 and 20:1 ratio extracts, while standardized materials may also be defined by measured enzyme-inhibition activity. Extract ratio and activity are separate specification systems and should not be treated as interchangeable measures of concentration or potency.

SKU: BOT-BEX-0622 Categories: Botanical Extracts, Seed & Bark Extracts Tags: Alpha-Amylase Inhibitor, Metabolic Support, Phaseolus vulgaris, Plant Protein, White Kidney Bean

Ingredient Profile & Common Uses

Derived from mature Phaseolus vulgaris seeds, this ingredient is distinct from whole white kidney bean flour or simple milled seed powder. Extraction concentrates selected seed components into a more formulation-oriented material. The source seed contains storage proteins and other protein fractions that contribute to the technical identity of the extract.

The principal commercial ratio grades are 10:1 and 20:1. These values describe the relationship between starting botanical material and finished extract. Activity-standardized products follow a different specification logic and require a defined enzyme assay rather than deriving potency from the extraction ratio alone.

White kidney bean extract is mainly used in dietary supplements and functional-nutrition formulations positioned around carbohydrate-management and weight-management concepts. Because the activity-related fraction is protein-based, formulators should consider processing temperature, pH, excipient compatibility, powder distribution, and analytical requirements during product development.

Application Areas

Capsules

Suitable for hard-capsule formulations combined with botanical extracts, fibers, minerals, or other nutrition ingredients. Uniform premixing is useful when the extract is incorporated at a defined inclusion level.

Tablets

The powdered material can be incorporated into compressed tablets. Development work typically considers excipient compatibility, blend uniformity, tablet weight consistency, and the effect of processing on the required analytical profile.

Powder Blends and Sachets

White kidney bean extract can be used in dry supplement blends and sachets. Premixing supports more even distribution where ingredient density or addition rate differs substantially from the rest of the formulation.

Functional Nutrition Products

Selected functional-food and nutrition systems can incorporate the extract where manufacturing conditions are compatible with the proteinaceous active fraction. Retained enzyme activity becomes particularly relevant in formulations exposed to thermal processing.

Typical Specifications

Parameter	Commercial Specification
Product Name	White Kidney Bean Extract Powder
Botanical Name	Phaseolus vulgaris L.
Botanical Family	Fabaceae
Common Name	White Kidney Bean
Plant Part	Seed
Ingredient Type	Botanical Seed Extract
Product Form	Powder
Available Ratio Grades	10:1 · 20:1
Characteristic Fraction	Proteinaceous α-amylase inhibitor fraction
Technical Entity	α-Amylase inhibitor / phaseolamin
Grade Architecture	Ratio extract or activity-standardized extract
Activity Evaluation	Defined enzyme inhibition assay

Key Constituents & Standardization Logic

White kidney bean extract differs from botanical products standardized to a single low-molecular-weight phytochemical. Its technically important inhibitor fraction is proteinaceous, and phaseolamin is the historical term associated with an α-amylase inhibitor isolated from Phaseolus vulgaris seed.

This terminology should not be confused with phaseolin. Although phaseolin is also associated with common-bean seed proteins, it is not interchangeable with phaseolamin as an analytical identity. Likewise, small-molecule phaseolin or phaseollin CAS information should not be assigned to a multi-component white kidney bean extract.

Extract ratio defines botanical concentration logic but does not establish enzyme-inhibition strength. When activity is used to standardize the ingredient, the purchasing specification should identify both the measured value and the analytical procedure used to generate it.

Technical & Quality Considerations

Quality evaluation should begin with the specification system used to define the material. For ratio extracts, botanical identity, seed source, and extraction ratio establish the core commercial identity. For standardized material, the enzyme assay becomes an important purchasing parameter. Results expressed in U/g, IU/g, AAIU/g, or other supplier-defined units should only be compared when the underlying assay conditions and unit definitions are aligned.

Measured activity can be influenced by analytical variables such as enzyme source, substrate, pH, incubation temperature, and test duration. A numerical activity value therefore has limited procurement meaning when the accompanying method is not defined. This is especially important when qualifying alternative suppliers or comparing standardized grades.

At formulation scale, processing temperature deserves particular attention because the relevant fraction is protein-based. Dry dosage forms generally involve less thermal exposure, while heated food or beverage processes require greater evaluation of retained activity. Where enzyme performance is a finished-product requirement, post-processing analytical testing provides more useful information than relying only on the incoming extract ratio.

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.