Genistein: The Premier Soy Isoflavone for Well being & Innovation| Supplier & Manufacturer
1. Product Overview
Genistein 98% is a high-purity soy isoflavone extract derived from non-GMO Glycine max (soybeans). As a bioactive phytoestrogen, it offers targeted health benefits for hormonal balance, cardiovascular support, bone health, and antioxidant protection. AIHerba® delivers this extract in bulk, designed for cosmetics, nutraceuticals, functional foods, and dietary supplements.
Our Genistein 98% is manufactured in a GMP-certified facility using advanced extraction and purification methods to ensure consistent potency, high stability, and superior bioavailability.
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2. Product Highlights & Benefits
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High Purity & Bioactivity: ≥98% Genistein (HPLC).
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Supports Hormonal Balance: Promotes healthy estrogenic activity in women’s health formulations.
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Cardiovascular & Bone Health: Antioxidant and phytoestrogenic effects help maintain bone density and heart function.
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Functional Food & Cosmetic Applications: Suitable for anti-aging formulations, nutraceuticals, and functional beverages.
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GMP-Certified Quality: Traceable production and verified COA for consistent results.
3. Health Benefits (Evidence-Based)
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Menopause Support: Clinical studies show genistein helps relieve hot flashes and supports hormonal balance. [PubMed]
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Bone Health: Supports osteoblast activity and bone mineral density. [NIH Osteoporosis Guidelines]
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Cardiovascular Function: Isoflavones contribute to vascular flexibility and antioxidant protection. [FDA GRAS Summary]
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Antioxidant & Anti-Inflammatory: Reduces oxidative stress, improving cellular resilience. [PubMed]
4. Recommended Dosage & Formulation Guidance
| Application | Suggested Dosage | Notes |
|---|---|---|
| Dietary supplements | 30–60 mg/day | Encapsulated or powder form |
| Functional foods/beverages | 0.05–0.2% w/w | Stable in pH 4–7; avoid high heat |
| Cosmetic formulations | 0.1–0.5% | Anti-aging creams, serums; add during cooling phase |
| OEM/ODM customized formulations | As requested | Contact factory for customized blends |
Formulation Tips: Genistein is compatible with polyphenols, collagen peptides, and vitamins for synergistic effects. Avoid prolonged exposure to high temperatures or strong acids to preserve potency.
5. Production Process
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Raw Material Selection: Non-GMO soybeans sourced from trusted suppliers.
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Cleaning & Dehulling: Remove impurities and hulls.
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Extraction: Water-ethanol extraction under controlled temperature.
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Purification: Multi-step column chromatography to achieve ≥98% purity.
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Drying: Spray-drying to produce stable powder.
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Quality Control: Full COA verification including HPLC, heavy metals, pesticide residues, and microbial limits.
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Packaging & Storage: Sealed, moisture-proof containers; stored at room temperature in a dry environment.
6. COA & Specification Table
A. Assay & Physical-Chemical
| Item | Specification | Test Method |
|---|---|---|
| Genistein (HPLC) | ≥98% | HPLC |
| Appearance | Yellow to light brown fine powder | Visual |
| Odor | Characteristic | Sensory |
| Loss on Drying | ≤5% | USP <731> |
| Ash Content | ≤1% | USP <281> |
B. Heavy Metals
| Item | Limit | Test Method |
|---|---|---|
| Lead (Pb) | ≤2 mg/kg | ICP-MS |
| Arsenic (As) | ≤1 mg/kg | ICP-MS |
| Mercury (Hg) | ≤0.1 mg/kg | ICP-MS |
| Cadmium (Cd) | ≤1 mg/kg | ICP-MS |
C. Pesticide Residues
| Item | Limit | Test Method |
|---|---|---|
| Organochlorine | ND | GC-MS |
| Organophosphate | ND | GC-MS |
| Pyrethroids | ND | GC-MS |
D. Microbiological Limits
| Item | Limit | Test Method |
|---|---|---|
| Total Plate Count | ≤1000 CFU/g | USP <61> |
| Yeast & Mold | ≤100 CFU/g | USP <61> |
| E. coli | Negative | USP <62> |
| Salmonella | Negative | USP <62> |
| Staphylococcus aureus | Negative | USP <62> |
7. Storage & Shelf Life
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Storage: Keep in a cool, dry place away from light and moisture.
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Shelf Life: 24 months in original sealed packaging.
8. Packaging & MOQ
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Packaging Options: 1 kg/5 kg/10 kg vacuum-sealed aluminum foil bags, or customized OEM packaging.
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Minimum Order Quantity (MOQ): 1 kg for bulk, free sample available on request.
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Transportation: Air freight, sea freight, and express courier available globally.
9. Applicable Industries & Use Cases
| Industry | Application |
|---|---|
| Dietary Supplements | Capsules, tablets, powders |
| Functional Foods | Soy-based beverages, bars, snacks |
| Cosmetics | Anti-aging creams, serums, lotions |
| Pharmaceuticals | Women’s health & bone support formulations |
Usage Guidance:
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Blend with excipients for capsule/tablet production.
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Incorporate into beverages or functional foods at recommended concentrations.
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Stable in pH 4–7; avoid prolonged heat to prevent degradation.
10. Safety & Precautions
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Avoid exceeding recommended dosages.
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Not recommended for individuals with soy allergies.
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Pregnant or nursing women should consult a healthcare professional.
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Keep out of reach of children.
11. Free Sample & OEM/ODM Services
AIHerba® offers free sample herbal extract for quality evaluation and supports customized herbal extract formulation services. Our GMP-certified plant extract for cosmetics and food-grade botanical extract supplier capabilities ensure consistent bulk supply and fast delivery.
12. FAQ
Q1: Can I buy Genistein 98% in bulk for functional foods?
Yes, we are a direct supplier and manufacturer offering wholesale, bulk, and customized Genistein 98% for functional foods, dietary supplements, and cosmetics.
Q2: Is your Genistein non-GMO?
Absolutely, sourced from certified non-GMO soy.
Q3: Do you provide COA and stability reports?
Yes, all products come with a full COA, heavy metals, microbial, and pesticide residue reports.
Q4: What is the MOQ?
MOQ starts at 1 kg; free samples are available.
Q5: Can you support OEM formulations?
Yes, our factory provides full OEM & ODM services for bulk orders and custom blends.
13. References & Literature
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PubMed: Genistein effects on menopause
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FDA GRAS Summary: Isoflavones
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PubMed: Genistein antioxidant properties





