Red Clover Extract
Derived from red clover blossoms and standardized for isoflavones. Commonly used in capsule, tablet, and functional food formulations. Offered in consistent quality with customizable active content.
What is Red Clover Extract?
Red Clover Extract is derived from the flowering tops of Trifolium pratense L., a legume traditionally used in herbal medicine. It is highly valued in the nutraceutical industry for its rich concentration of Isoflavones (such as Biochanin A, Formononetin, Daidzein, and Genistein). These bioactive compounds are potent phytoestrogens, making Red Clover a premier ingredient for women’s health formulations.
The extract typically appears as a brown-green to dark brown powder and is standardized to varying concentrations of Isoflavones, ranging from 8% to 40%. Recognized for supporting hormonal balance and bone density, Red Clover is a staple in menopause management supplements. As a professional Red Clover Extract supplier and manufacturer, we ensure our extracts are free from synthetic additives and retain the full spectrum of beneficial phytochemicals.
Functional Characteristics & Technical Features
- Menopause Support: Widely used to alleviate symptoms such as hot flashes and night sweats.
- Hormonal Balance: Rich in phytoestrogens that mimic estrogen-like activity, supporting overall hormonal health.
- Bone Health: Helps maintain bone density and supports skeletal strength, particularly in post-menopausal women.
- Cardiovascular Health: Supports healthy blood circulation and arterial flexibility.
- Skin Vitality: Used in some formulations to improve skin thickness and hydration.
- Diverse Spectrum: Contains four distinct isoflavones, offering a broader profile compared to soy extracts.
Typical Product Specifications
| Product Name | Red Clover Extract |
| Botanical Name | Trifolium pratense L. |
| Active Ingredient | Total Isoflavones |
| Appearance | Brown-Green to Dark Brown Fine Powder |
| Specification | 8%, 10%, 20%, 40% Isoflavones |
| Part Used | Aerial Parts / Flower Tops |
| Solubility | Partially soluble in water / Soluble in ethanol |
| Test Method | HPLC |
| Shelf Life | 24 Months When Properly Stored |
| Storage | Store in sealed containers, in a cool, dry place away from sunlight |
| Certificates | ISO22000, HACCP, KOSHER, HALAL, Organic Available |
Application Fields
- Women’s Health Supplements: The primary use case; capsules and tablets for menopause relief and PMS support.
- Bone Health Formulas: Combined with Calcium and Vitamin D for comprehensive skeletal support products.
- Functional Foods: Added to nutritional bars or beverages aimed at adult wellness.
- Cosmetics: Incorporated into anti-aging creams for its potential to support collagen and skin elasticity.
Frequently Asked Questions
What are Red Clover Isoflavones?
Isoflavones are a class of organic compounds acting as phytoestrogens. Red Clover is unique because it contains significant amounts of four specific isoflavones (Biochanin A, Formononetin, Daidzein, Genistein), whereas other sources like soy primarily contain only two.
Is your extract GMO-free?
Yes. Our Red Clover Extract is sourced from non-GMO Trifolium pratense plants to ensure a clean and natural product profile.
How does Red Clover differ from Soy Isoflavones?
While both are excellent sources of phytoestrogens, Red Clover is often preferred by formulators looking for a “soy-free” label claim or for its broader spectrum of isoflavone types, which are believed to have slightly different metabolization pathways in the body.
What is the recommended dosage for formulations?
Dosage depends on the concentration of the extract (e.g., 8% vs. 40%) and the target application, but clinical studies often reference daily intakes of 40mg to 80mg of pure isoflavones.
Do you provide testing for heavy metals and solvent residues?
Absolutely. As a responsible Red Clover Extract manufacturer, every batch undergoes rigorous testing for heavy metals, microbiology, and solvent residues to meet international pharmacopoeia standards.

Sample Package
Aluminum Foil Bag

Barrel Package
lron-ringed Cardboard Drum

General Package
25kqs by Drum

General Package
25kqs by Carton
About the Manufacturer
Anrui Biotechnology Co., Ltd. is a specialized exporter of high-quality food ingredients and additives. We focus on global trade and custom formulation services for functional ingredients, delivering consistent, compliant, and premium-quality supply solutions to our worldwide clients.
Headquartered in Guangzhou, China, Anrui collaborates with GMP-certified manufacturing partners equipped with advanced testing facilities, including HPLC, UV-VIS spectrophotometry, and microbiological analysis, ensuring every batch meets strict international quality and regulatory standards.
Our products are exported to over 60 countries, serving industries such as food, beverages, supplements, and cosmetics.


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