Sample: Available 20g
Appearance: Brown yellow powder
Delivery: within 3 days after payment
Certifications: ISO, HACCP, HALAL, KOSHER
Foil bag: 1-10kg; Drum: 20,25kg
- Product Description
White Kidney Bean Extract Powder - Premium Carbohydrate Management Ingredient
Xi'an Linnas Biotech Co., Ltd. specializes in manufacturing high-purity White Kidney Bean Extract Powder derived from Phaseolus vulgaris seeds. Phaseolamin, which is the active protein that inhibits alpha-amylase, is isolated and concentrated through a carefully done step-by-step process using column chromatography.This method leads to concentration levels between 10:1 and 50:1.The process keeps the proteins' structure intact while removing harmful lectins and protease inhibitors.The strength of the product is measured in standardized units per gram, thanks to vacuum freeze-drying, which helps keep the active ingredients' three-dimensional structure.Our facility is certified non-GMO and makes sure each batch is the same as the others, meeting international standards like ISO, HACCP, HALAL, and KOSHER for use in nutraceuticals and dietary supplements.
What Makes Our Extract Effective
Phaseolamin, which is a natural alpha-amylase inhibitor, is the key active part of our product.As you eat foods with starch, the enzyme alpha-amylase begins to break down complex carbohydrates into glucose that your body can use.
Phaseolamin works by slowing down this enzyme, which helps reduce how quickly carbs are absorbed and keeps blood sugar levels from spiking too much after a meal.
Standardized extracts with 8,000 U/g of inhibitory action can successfully support blood sugar regulation techniques and weight management programs, according to clinical study. The method provides selective nutritional intervention by preferentially targeting starchy foods without affecting the metabolism of proteins or fats.

Product Specifications
|
Parameter |
Details |
|
Concentration Ratio |
10:1, 20:1, 30:1, 50:1 |
|
Appearance |
Brown yellow fine powder |
|
Active Compound |
Phaseolamin (alpha-amylase inhibitor) |
|
Extraction Method |
Column chromatography + freeze-drying |
|
GMO Status |
Non-GMO certified |
|
Sample Availability |
20g free sample |
|
Lead Time |
Within 3 days after payment confirmation |
|
Packaging Options |
Foil bag: 1-10kg; Drum: 20kg, 25kg |
|
Certifications |
ISO 9001, HACCP, HALAL, KOSHER |
Health Benefits for Your Formulations
Our extract powder supports multiple wellness applications. Phaseolamin is useful for weight-management supplements that target the metabolism of carbohydrates because it may lower calorie intake from starchy meals.
The inhibitory action on carbohydrate digestion in blood sugar support formulations aids in preventing fast post-meal glucose increase. Customers who are concerned about their health and glycemic reaction will find this benefit appealing.
Kidney bean extracts' inherent fiber content promotes digestive health. It encourages regular bowel motions and fosters the growth of good gut bacteria.
In terms of nutrition, our White Kidney Bean Extract Powder keeps plant-based protein and important vitamins like iron, thiamin, and folate. This nutrient profile enhances the overall value proposition of your finished products.

Manufacturing Excellence and Quality Assurance
GMP-compliant procedures are used at our production facilities at every stage of the manufacturing process. Consistent chemical concentration is guaranteed throughout production batches using automated extraction lines.
Our method of stepwise elution chromatography removes undesirable substances while capturing alpha-amylase inhibiting proteins. In comparison to crude extracts, this leads to improved safety profiles and higher purity.
Heat-sensitive phaseolamin proteins are shielded from thermal deterioration using vacuum freeze-drying technique. This preservation technique preserves structural integrity and biological activity, guaranteeing consistent potency in your finished compositions.
To verify inhibitory unit counts, spectrophotometric assay testing is performed on each batch. International food safety requirements are followed and the lack of hazardous solvent residues is confirmed by third-party laboratory examination.
Application Recommendations
The extract powder easily fits into supplement forms such as tablets, capsules, and powder. It is advised to consume 15 to 30 minutes prior to meals that contain carbohydrate for the best bioavailability.
Standardized extracts at 8,000 U/g are typically dosed at 500–1000 mg per meal, with typical clinical dosages ranging from 445 mg to 3000 mg daily. Adapt formulation concentrations to the tastes and legal requirements of your target market.
Keep in mind that at temperatures higher than 80°C (176°F), phaseolamin proteins denature. Use protective encapsulation technologies or add the powder during cooling phases for heat-processed items, such as baked foods or functional drinks.
In conditions that range from neutral to slightly acidic, the extract remains stable. Stability testing should be done for very acidic ready-to-drink formulations below pH 3 in order to confirm activity retention over the course of the product's shelf life.

Frequently Asked Questions
Q: How do you gauge your extract's potency?
A: Using spectrophotometric assays in comparison to blank standards, we measure inhibitory activity in Units per Gram (U/g). Stronger starch-blocking capacity is indicated by higher unit counts.
Q: Does the extract make your digestive system uncomfortable?
A: The majority of the fermentable oligosaccharides present in raw beans are eliminated by our refined powder. However, when undigested carbohydrate enters the colon, some people may have slight bloating.
Q: Is the extract appropriate for vegetarian and vegan recipes?
A: Our product is made entirely from Phaseolus vulgaris seeds and does not contain any processing aids originating from animals. It is certified HALAL and KOSHER, making it acceptable for a variety of dietary needs.
Q: What paperwork do you offer in order to comply with regulations?
A: Certificates of Analysis, allergen statements, non-GMO declarations, and pertinent certification documentation for your target markets are included with every shipment.
Q: Can you offer contract manufacturing or alter concentration ratios?
A: Definitely. Custom extract ratios, formulation development, and private label packaging solutions catered to your brand's requirements are just a few of the extensive OEM and ODM services we provide.
Partner With a Trusted Manufacturer
Ready to use the White Kidney Bean Extract Powder to enhance your product line with premium carbohydrate management ingredients? Contact our technical team at cathy@linnas.com.cn to request samples, discuss custom formulations, or obtain detailed product specifications.









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