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Premium Kaempferol Powder from China Suppliers - Pure Plant-Derived Flavonoid Compound for Health Supplements & Cosmetics
Introduction of Kaempferol
| IUPAC Name | 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one |
| CAS No. | 520-18-3 |
| Molecular Formula | C₁₅H₁₀O₆ |
| Molecular Weight | 286.24 |
| Appearance | Yellow crystalline powder / fine needles |
| Solubility | Slightly soluble in water; soluble in hot ethanol, ether, DMSO |
| Purity | 98%–99% (HPLC) |
| Extraction Source | Sophora japonica L. |
| Detection Method | HPLC |
Kaempferol is a natural flavonol compound widely present in various vegetables, fruits and medicinal plants. Our Kaempferol is extracted and purified from high-quality plant raw materials through advanced extraction, separation and crystallization technology.
It is rich in powerful antioxidant, anti-inflammatory, cardioprotective and neuroprotective activities. The product is yellow crystalline powder, with high purity (≥98% by HPLC), stable chemical properties, free from artificial additives, preservatives and impurities.
It is widely applied in dietary supplements, functional food, beverage additives, pharmaceutical intermediates and high-end cosmetic raw materials.
Function of Kaempferol
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🛡️Antioxidant & Anti-Aging Scavenges free radicals (e.g., superoxide, hydroxyl), reduces oxidative stress and cellular aging.
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🔥Anti-Inflammatory Inhibits NF-κB and COX-2 pathways, relieves chronic inflammation and joint discomfort.
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🔬Anticancer Potential In preclinical studies: inhibits cancer cell proliferation, induces apoptosis, and suppresses angiogenesis/metastasis.
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❤️Cardiovascular Protection Supports healthy blood pressure, improves lipid profile, and protects endothelial function.
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🫁Immune & Respiratory Support Enhances immune defense; exhibits antiviral (e.g., influenza) and antibacterial activity.
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⚖️Hormone Balance (Women's Health) Modulates estrogen levels, eases menopausal symptoms (hot flashes), and supports bone health.
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✨Skin Care Antioxidant and anti-inflammatory; brightens skin, reduces UV damage and hyperpigmentation.
Application of Kaempferol
💊 Nutraceuticals
Antioxidant, anti-inflammatory, immune, and women's health supplements (capsules, tablets)
🧴 Cosmetics
Anti-aging, whitening, and soothing skincare formulations
🥤 Functional Foods & Beverages
Antioxidant blends, fortified drinks
🏥 Pharmaceutical Research
For anti-cancer, anti-diabetic, and cardiovascular drug development
🔒 Safety & Features
- 100% Natural Plant Source
- Vegan, Non-GMO, Gluten-Free
- No Artificial Additives
- GRAS Status: Generally recognized as safe for daily use
Recommended Dosage: 10–50 mg/day (supplements)
Frequently Asked Questions
What is Kaempferol and where does it come from?
Kaempferol (CAS 520-18-3) is a natural flavonol found in many plants, vegetables, and fruits. Our product is extracted and purified from Sophora japonica L. using advanced extraction, separation, and crystallization technology, resulting in a high-purity (≥98% HPLC) yellow crystalline powder.
What are the main health benefits of Kaempferol?
Kaempferol offers a broad spectrum of bioactivities including powerful antioxidant and anti-aging effects, anti-inflammatory action (via NF-κB and COX-2 inhibition), cardiovascular protection, immune and respiratory support, hormone balance for women's health, anticancer potential in preclinical research, and skin brightening properties.
How is Kaempferol used in dietary supplements?
Kaempferol is commonly incorporated into capsules and tablets as an antioxidant, anti-inflammatory, immune support, or women's health supplement. The recommended daily dosage is typically 10–50 mg/day. It is vegan, non-GMO, gluten-free, and contains no artificial additives.
Can Kaempferol be used in cosmetic formulations?
Yes. Due to its potent antioxidant and anti-inflammatory properties, Kaempferol is widely used in skincare products for anti-aging, whitening, and soothing purposes. It helps reduce UV-induced damage and hyperpigmentation, making it a valuable active ingredient in high-end cosmetic raw material applications.
Is Kaempferol safe for daily consumption?
Kaempferol is recognized as generally safe (GRAS status) for daily use. It is sourced 100% from natural plants, free from artificial additives and preservatives, and has a well-established safety profile. As with any supplement, it is advisable to consult a healthcare professional before use.
What industries use Kaempferol and what is its solubility?
Kaempferol is used across nutraceuticals, functional food & beverages, cosmetics, and pharmaceutical research (including anti-cancer, anti-diabetic, and cardiovascular drug development). It is slightly soluble in water but readily soluble in hot ethanol, ether, and DMSO, making it versatile for various formulation processes.