Red Clover Extract Powder | Isoflavones 8% | Shaanxi Huaze

Red Clover Extract Powder standardized to 8% isoflavones (HPLC) — a natural Trifolium pratense extract from leaf and flower, manufactured in China. A soy-free phytoestrogen for menopause and women’s health formulas. A 20% isoflavones grade is also available. Non-GMO, vegan, and allergen-free, packed in 25 kg fiber drums. Free 30 g sample and COA on request.

Appearance

Brownish yellow Powder

Specification

Isoflavone ≥8.0%

Botanical Name

Trifolium Pratense L.

Plant Part

Leaf & Flower

Test Method

HPLC

Free Sample

30 g

Origin

Manufactured in China

Standard Packaging

25 kg / Fiber Drum

Lead Time

1–3 Working Days

Other Specifications

Isoflavone ≥20.0%

Compliance

Paraben-Free, Gluten-Free, Allergen-Free, Non-GMO, No Added Colors, BSE/TSE-Free, Vegan

Red Clover Extract Powder | Isoflavones 8%

Natural Trifolium pratense extract — a soy-free phytoestrogen for women’s health.
Our Red Clover Extract Powder is a natural trifolium pratense extract standardized to 8% isoflavones (HPLC). Made from red clover leaf and flower and manufactured in China, it delivers a soy-free source of phytoestrogens for menopause and bone health formulas.

Source & Manufacturing

• Red clover is a legume with a long traditional use in Europe and Western Asia.
• We manufacture the extract in China from quality leaf and flower material.
• A natural phytoestrogen extract — no synthetic isoflavones added.

SHAANXI HUAZE BIOTECHNOLOGY CO., LTD.

CERTIFICATE OF ANALYSIS

Name of ProductRed Clover Extract
Botanical NameTrifolium Pratense L.Plant PartLeaf & Flower
Batch NO.20260520Quantity200kg
Solvent UsedEthanol & WaterManufacture Date2026-5-20
Expiry Date2028-5-19Test Date2026-5-20
Test ItemSpecificationTest ResultTest Methods
Isoflavone≥8.0%8.12%HPLC
AppearanceFine PowderCompliesVisual
ColorBrownish yellowCompliesVisual
Particle size≥95% pass 80 meshCompliesCP2025
 Loss On Drying≤5.0%4.87%GB5009.3
Ash≤5.0%3.42%GB5009.4
Pb≤3mg/kgCompliesGB5009.12
As≤2mg/kgCompliesGB5009.11
Hg≤1mg/kgCompliesGB5009.17
Microorganism
Total Plate Count≤1000cfu/gCompliesGB4789.2
Total Yeast&Mold≤50cfu/gCompliesGB4789.15
ColiformsNegativeNegativeGB4789.3
SalmonellaNegativeNegativeGB4789.4
ConclusionThe product meets the testing requirements by inspection.
StorageStore in a well-closed container and away from direct sunlightand heat.
Shelf life24months

Standardization & Quality Testing

• HPLC-standardized to a guaranteed ≥8.0% red clover isoflavones.
• Natural markers: biochanin A, formononetin, daidzein, and genistein.
• Documents on request: COA, TDS, SDS, HPLC report, heavy metals, microbial, pesticide residue, and residual solvent testing.

Red Clover Extract Benefits

• First, it is a soy-free alternative to soy isoflavones — with no soy allergens.
• Furthermore, for women’s health, red clover extract supports hormonal balance during menopause.
• In addition, it helps ease hot flashes, night sweats, and mood swings.
• Finally, for bone health, red clover extract helps maintain bone density.

Applications

• Dietary supplements (capsules, tablets)
• Women’s health and menopause formulas
• Bone health support
• Functional food and beverages

Why Buy From Huaze Biotech

• We are a red clover extract manufacturer and red clover extract supplier, not a trader.
• Direct factory supply, 25 kg fiber drum packaging, 1–3 working days lead time.
• Free 30 g sample and full COA for first-time buyers.

Get a Quote

Need bulk Red Clover Isoflavones Powder? Contact us for the latest price and a free 30 g sample.
📧 sales@zeingredients.com · SHAANXI HUAZE BIOTECHNOLOGY CO., LTD.

Appearance

Brownish yellow Powder

Specification

Isoflavone ≥8.0%

Botanical Name

Trifolium Pratense L.

Plant Part

Leaf & Flower

Test Method

HPLC

Free Sample

30 g

Origin

Manufactured in China

Standard Packaging

25 kg / Fiber Drum

Lead Time

1–3 Working Days

Other Specifications

Isoflavone ≥20.0%

Compliance

Paraben-Free, Gluten-Free, Allergen-Free, Non-GMO, No Added Colors, BSE/TSE-Free, Vegan

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Company Overview

Factory Show

Macroporous Resin Adsorption Column for Plant Extract Purification
Adsorption Column
Multi-functional Extraction Tank – Production Equipment
Extraction Adsorption Concentration
Finished Goods Warehouse-Huaze Biotech
Finished Goods Warehouse

FAQ

What botanical extracts do you offer?

Our portfolio spans standardized botanical extracts and naturally derived active compounds at every scale. That includes branded ingredients with proven bioavailability, and tailored OEM/ODM solutions — think custom premixes, stick-pack blends, and ready-to-mix solid beverages.

We’re a manufacturer. Our extraction and formulation facility occupies 4 hectares (60 Mu) in Shaanxi’s Yangling Agricultural Demonstration Zone, operating under ISO 9001 quality management with Kosher and Halal certification. Every batch is produced, tested, and released on-site — we don’t outsource production or skip release testing.We prioritize locally sourced raw materials and partner exclusively with GACP-compliant growers. This gives us full traceability from field to finished product and supports biodiversity conservation. Every batch is identity-verified, purity-tested, and checked for batch-to-batch consistency before release.

Yes. We know that in-house validation is a critical step in your R&D process. We typically supply 30 g of product at no charge for evaluation purposes. While the sample itself is free, we ask that you cover the international shipping cost — which is fully creditable against your first bulk purchase order.