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Product Name: |
Soy Isoflavone Powder |
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Other Name: |
Soybean Isoflavones P.E.;Soybeanisoflavone;3-phenyl-4H-chromen-4-one;Soybean Extract;Soybean Isoflavones;Soybean Isoflavones Extract Powder |
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Source: |
Soybean |
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CAS Number |
574-12-9 |
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Appearance: |
Light Yellow Fine Powder |
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Molecular formula |
C15H10O2 |
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Specification: |
5-80% |
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Particle Size |
100%pass 80mesh |
Products Description
The Soy Isoflavone Powder is a plant extract mainly derived from soybean (Glycine max), which is known for its rich phytoestrogens.
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Product Name |
Soybean Lecithin PC |
Soy Isoflavones |
Phosphatidylserine PS |
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Specification |
98% |
5%-80% |
20%, 50%, 70% |
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Appearance |
light yellow powder |
light yellow powder |
light yellow powders |
Xi'an Tongze Supply Related Soybean Extract

COA of Soy Isoflavone Powder
Certificate Of Analysis
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Product Name |
Soy Isoflavone Powder |
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Manufacture Date |
2025/01/28 |
Expiration Date |
2027/01/27 |
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Batch Number |
TZSW250128 |
Batch Quantity |
200kg |
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Item |
Specification |
Results |
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Appearance |
Light Yellow Powder |
Conform |
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Odor |
Characteristic |
Conform |
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Residue on Ignition |
1.0% |
0.5% |
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Identification |
Conforms with TLC |
Conform |
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Particle Size |
95%pass 80mesh |
Conform |
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Loss on Drying |
≤5.0% |
3.91% |
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Heavy metal |
≤10.0ppm |
Conform |
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Arsenic |
≤1.0ppm |
Conform |
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Lead |
≤1.0ppm |
Conform |
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Cd |
≤1.0ppm |
Conform |
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Hg |
≤0.5ppm |
Conform |
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Assay(HPLC) |
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Isoflavone |
40% |
40.5% |
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Microbiological test |
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Total plate count |
≤5000cfu/g |
Conform |
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Yeast & mould |
≤1000cfu/g |
Conform |
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E.Coli |
≤100cfu/g |
Conform |
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Conclusion |
Meets in-house specification |
Conform |
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Packing |
Store in tight, light-resistant containers and keep in a cool, dry and well-ventilated place. Keep always from strong direct lignt sunlight, moisture and excessive heat. |
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Shelf life |
2 Years When Stored properly |
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Features
Relieve menopausal symptoms
Our products have estrogen-like effects, which can help relieve menopausal discomforts such as hot flashes, sweating, and mood swings.
Support bone health
It can promote calcium absorption, inhibit bone loss, and has a positive effect on preventing osteoporosis.
Improve cardiovascular health
This ingredient helps lower cholesterol levels, reduce the risk of atherosclerosis, and maintain the health of the cardiovascular system.
Antioxidant and anti-aging
Our products have good antioxidant activity and can slow down cell damage and aging caused by free radicals.
Skin care effect
It can regulate skin moisture and elasticity, reduce wrinkle formation, and is often used in beauty and health products.
Regulate endocrine
By balancing hormone levels in the body, soy isoflavones help women's endocrine health and menstrual cycle regulation.







Shipping & Payment
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ByFedEx/DHL/UPS/EMS |
By Air |
By Sea |
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Suitable Quantity |
Under 50kg |
Under 100kg |
More than 100kg |
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Shipping time |
3-10 days |
5-15 days |
30-45 days |
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Shipping cost |
High cost |
Lower cost |
Low cost |
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Service |
Door to door |
To airport or door to door |
To port or door to door |
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Other |
Easy to pick up goods |
Professional broker is needed |
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Why Choose Us


Our Certificate

OEM/ODM Service
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Capsules Size |
This product is 0#,we also provide 2#, 1#, 00#, 000# or as your request. |
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Capsules Content |
This product is 500mg,we also provide 250mg, 300mg, 700mg, 1500mg or as your request. |
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Bottle Size |
This product bottle size is 175cc,we also provide 100cc, 120cc, 110cc, 300cc. |
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Package |
This product is 120caps/bottle, we also provide 40caps/bottle, 60caps/bottle, 80caps/bottle, 200caps/bottle. |

Customer feedback

FAQ
Q: Are you a factory or a trading company?
A: We are both a manufacturer with a professional factory and a trading company. We also hold an export license.
Q: What is the MOQ for Soy Isoflavone Powder?
A: For most products in stock, the MOQ is 1kg. If a new specification is required and needs to be produced from raw materials, the MOQ will depend on the production requirements.
Q: Can you offer free samples of Soy Isoflavone Powder?
A: Yes, we can provide a 10–20g free sample for testing. You'll need to cover the shipping cost, or we can use your express account to send it.
Q: How do you control quality?
A: We have a strict quality control process. All products undergo 100% testing before shipment. Each product, whether a sample or bulk order, must pass five QC steps before leaving the workshop.
Q: Can you provide OEM & ODM services for Soy Isoflavone Powder?
A: Yes. We can supply capsules and tablets, and help print or emboss your logo. Our design team can also create custom labels. We offer OEM & ODM services regularly to overseas clients.
Q: What documents do you provide?
A: We typically provide a Commercial Invoice, Packing List, Bill of Lading, Certificate of Analysis (COA), Health Certificate, and Certificate of Origin. If your market requires any additional documents, please let us know.
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