Pueraria Isoflavones
Plant Source: Kudzu root
Specification: Pueraria isoflavones40%60%80%
Test Method: HPLC
Origin:China
Applications: Food, Health Care Products, Medicine
Appearance: Brown yellow powder
Certifications: GMP, ISO9001, HACCP, ISO22000,HALAL, KOSHER, Technical Invention Patent Certificate
MOQ: 1KG
Sample: Free sample available
Production Capacity: 1000KG/month
Delivery Time: Delivery within one day from the warehouse
Shelf Life: 24 months
Storage: Store in a well-closed container away from moisture and direct sunlight.Keep in cool dry place
Company Advantage: Kintai mainly focuses on the production of high-content plant extracts and pharmaceutical intermediates all year round
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Pueraria Isoflavones powder Supplier
Kudzu root is the dried root of the leguminous plant Pueraria lobata or Pueraria lobata vine. It is a very famous traditional Chinese medicinal herb with a long history of consumption and history in China. Kudzu isoflavones specifically refer to the general term for the type of isoflavone compounds extracted from kudzu root.
Healthkintai® is a professional plant extract production and sales company. We have high-quality Pueraria Isoflavones to provide for you. We have a large production factory and a professional R&D team, which can provide you with detailed customized services. If you need high-quality kudzu isoflavones, please feel free to contact us at sales@kintaibio.com.
kintaibio® also provides the following specifications:
Product Name |
Specification |
Test Method |
Puerarin |
10% - 99.5% |
HPLC |
Water Soluble Puerarin |
15%, 30% |
HPLC |
Daidzein |
95%, 98% |
HPLC |
Pueraria Isoflavone |
40%,60%,80% |
UV & HPLC |
Pueraria Total Flavones |
30%, 40%, 80% |
HPLC |
Kintai Kudzu isoflavonesProduction process flow chart
Kintai Pueraria Isoflavones’s Dosage
Purpose / Extract Type |
Typical Dosage Range (per day) |
Key Isoflavone Components & Notes |
General Antioxidant & Wellness |
50 mg - 100 mg |
Often standardized to contain 50-100 mg of total isoflavones. |
Cardiovascular Health Support |
100 mg - 150 mg |
Often standardized to Puerarin content (e.g., 30-50 mg). |
Menopausal Symptom Relief |
50 mg - 100 mg |
Contains Daidzein, which can be metabolized into Equol. |
Alcohol Intake Reduction Support |
1.2 g - 2.0 g |
This is a much higher dose, often from pure kudzu root extract. Studies use specific formulations. |
Key Considerations and Safety Notes
Factor |
Explanation |
Individual Variation |
Effectiveness and optimal dosage can vary significantly based on age, weight, metabolism, and gut health (e.g., ability to produce Equol from Daidzein). |
Short-Term Safety |
Generally recognized as safe for most adults when used short-term (up to 4 months). |
Potential Side Effects |
Mild side effects may include itching, stomach upset, or dizziness. High doses may cause headaches. |
Drug Interactions |
May interact with blood-thinning medications (anticoagulants like Warfarin), diabetes drugs, and hormones (e.g., tamoxifen, birth control). Consult a doctor if you are on medication. |
Pregnancy & Breastfeeding |
Not recommended due to lack of sufficient safety data. |
Interested?We'd love to send you a free symple!
Kintai Pueraria Isoflavones’Functions
1. Protect cardiovascular and cerebrovascular systems
Kudzu isoflavones, especially their unique component - puerarin, are the key to exerting this function. It can selectively dilate cardiovascular and cerebrovascular systems, reduce vascular resistance, significantly increase blood flow to coronary arteries and the brain, thereby improving oxygen supply to the myocardium and brain. Meanwhile, it can also exert a mild antihypertensive effect by antagonizing adrenergic receptors.



2. Dual regulatory effects of estrogen like and anti estrogen
The molecular structure of kudzu isoflavones is similar to human estrogen and can gently bind to estrogen receptors. When the level of estrogen in the human body is high (such as in young women), which helps to reduce the risk of certain gynecological diseases caused by excessive estrogen. When estrogen levels are low,effectively relieving menopausal syndrome symptoms. This bidirectional regulatory mechanism is one of its most unique functions.
3. Powerful antioxidant
Pueraria Isoflavones are powerful natural antioxidants that can effectively eliminate free radicals in the body, reduce oxidative stress damage to cells, proteins, and DNA, thereby delaying cellular aging and reducing the risk of chronic diseases such as cancer. This characteristic is particularly prominent in protecting the nervous system, as it can improve cerebral circulation and protect neurons from ischemia and toxin damage through antioxidant and anti-inflammatory pathways.
Kintai Pueraria Isoflavones’Functions Applications

In pharmaceuticals and health products
This is the core application area of kudzu isoflavones. Based on its excellent cardiovascular and cerebrovascular protective effects, it has been widely developed into various drugs and health products. Mainly used for auxiliary treatment and prevention of cardiovascular and cerebrovascular diseases. Its product forms include extract capsules, tablets, and Pueraria lobata slices in traditional Chinese medicine formulas, aiming to use its functions of dilating blood vessels, improving blood circulation, antioxidation, and protecting vascular endothelium to maintain health.
In Women's Health and Menopausal Care
Kudzu isoflavones are a star ingredient in the women's health market. It is widely used in natural health products to alleviate menopausal syndrome in women. It can effectively help menopausal women alleviate discomfort symptoms such as hot flashes, night sweats, insomnia, and emotional fluctuations. In addition, it is also commonly used in products that assist in regulating endocrine function, delaying ovarian function decline, and preventing osteoporosis.


In Functional food and beverage industry
As a natural functional ingredient, kudzu isoflavones are added to various foods and beverages to give them a healthy added value. The most common is traditional kudzu root powder, which is consumed directly as a mixed drink. The modern food industry integrates it into products such as yogurt, milk, solid drinks, energy bars, etc., creating functional foods with claims of "cardiovascular health", "antioxidant", "suitable for women's consumption", etc., to meet consumers' pursuit of health in daily diet.
In cosmetics field
With its strong antioxidant capacity, Pueraria Isoflavones can effectively eliminate free radicals and slow down skin aging. Therefore, it has been extracted and applied to high-end skin care products, essence and facial mask, mainly playing the role of anti wrinkle, brightening skin color, enhancing skin elasticity and moisturizing. Its phytoestrogenic properties also help promote the proliferation of skin fibroblasts and collagen synthesis, thereby improving the skin's condition from the inside and achieving the effect of beauty and skincare.

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