High-Quality Soy Isoflavone Genistein Powder Suppliers, Manufacturer

CAS No.: 446-72-0

Specification: 98% Genistein

Appearance: Light yellow powder

Test Method: HPLC

Solubility: Soluble in ethanol and water

Applications: Anti-aging and skin care

Package: 1–25kg or customized

Sample: 10-50g Sample For free

Storage: Cool dry place away from direct sunlight

Certificates: ISO22000, Kosher, Halal, Organic(EU), USDA, FSSC22000, FAD, SGS, cGMP

Shelf life: 2 years,Available in bulk, Private Label/OEM&ODM

Product Description

Soy Isoflavone Genistein Powder: Natural Phytoestrogen for Health

Our soy isoflavone genistein powder (also known as soy isoflavone extract) is a potent phytoestrogen derived from non-GMO soybean germs and standardized to be rich in high-purity genistein. As the most bioactive compound among soy isoflavones, genistein has significant estrogen-modulating properties, which can help maintain hormonal balance in menopausal women, maintain bone density and cardiovascular health.

The extract is also rich in synergistic ingredients such as daidzein, glycitein and its glycoside forms, which have multiple health benefits, including antioxidant protection and anti-inflammatory effects. The global market for soy isoflavones rich in genistein is rapidly expanding, driven by growing demand for natural menopausal supplements and increasing applications in sports nutrition and anti-aging skin care formulations.

Why Choose Our Soy Isoflavone Genistein Powder?
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Purity & Bioavailability

HPLC-verified 40-98% genistein, emulsified options (particle size <100nm), 2.3x higher bioavailability than conventional powders.

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Non-GMO Supply Chain

From seed to powder, SGS-tested to prevent adulteration. Batch-specific COA includes strict heavy metal and microbial controls.

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Advanced Processing

Enteric coated options for small intestine absorption and Liposomal genistein for 3x deeper penetration in topical applications.

COA (Certificate of Analysis)
Test Item Specification Test Method Result
AppearanceLight yellow powderVisual inspectionLight yellow powder
Purity (Genistein)≥98%HPLC98.2%
Loss on Drying≤5%Oven drying3.2%
Ash Content≤2%Incineration method1.1%
Heavy Metals≤10 ppmAtomic Absorption<5 ppm
Microbial Limit (TPC)≤1000 CFU/gPlate count method500 CFU/g
E. ColiNegativePCRNegative
SolubilitySoluble in ethanol and waterVisual inspectionSoluble
Primary Applications
Anti-aging & Skin Care

Fights free radicals, promotes collagen production, enhances skin elasticity, and improves texture and tone.

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Hormone Regulation

Acts as a phytoestrogen to balance levels, particularly beneficial for menopausal health and skin preservation.

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Hair & Anti-inflammatory

Strengthens hair follicles and reduces skin irritation, redness, and acne breakouts through soothing properties.

Recommended Dosage
  • For Skin Care: 0.5% to 2% of the total product formulation (ideal for serums and creams).
  • For Dietary Supplements: Approximately 50-150 mg per day for menopause or health support.
  • For Hair Care: 0.5% to 1% in shampoos, conditioners, or growth formulas.
Production & Quality Control

We utilize an ISO/cGMP certified facility for all extractions. Our third-party tested genistein ensures high purity and heavy metal compliance. We provide custom dissolution solutions to enhance the absorption of the powder in various functional cosmetic and nutraceutical applications.

Frequently Asked Questions (FAQ)

1. What is the purity level of your Genistein powder? Our Soy Isoflavone Genistein is standardized and HPLC-verified to reach purity levels between 40% and 98%, depending on the specific product grade.
2. Can Genistein help with menopausal symptoms? Yes, as a natural phytoestrogen, Genistein can help balance estrogen levels during menopause, potentially relieving symptoms like hot flashes and supporting bone density.
3. How is the powder used in anti-aging skincare? It is typically added to creams and serums at a concentration of 0.5% to 2%. It boosts collagen production and acts as a powerful antioxidant to reduce fine lines.
4. Is the soybean source non-GMO? Absolutely. Our Genistein is derived exclusively from traceable, non-GMO soybean germs to ensure safety and consumer trust.
5. Does this powder dissolve in water? Our high-purity Genistein is soluble in ethanol and water. We also offer emulsified options for improved bioavailability and easier formulation.
6. What is the shelf life and storage requirement? When stored in a cool, dry place away from direct sunlight in its original sealed container, the powder typically has a shelf life of 24 months.

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