Kaempferol: Natural Flavonoid Ingredient for Food, Beverage, and Cosmetic Applications

1. Molecular Identity

• Chemical Name: 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
• CAS Number: 520-18-3
• Molecular Formula: C15H10O6
• Source: Naturally found in tea, apples, onions, broccoli, and herbs

2. Application in Industrial Formulations

Kaempferol is a yellow crystalline flavonoid widely used in food, beverage, and cosmetic formulations due to its strong antioxidant activity, colorant properties, and functional health benefits. It supports product differentiation in natural ingredient-based product lines and clean-label strategies.

3. Functional Benefits

• Antioxidant: Neutralizes free radicals and delays oxidative spoilage in formulations
• Colorant: Provides subtle yellow pigmentation for natural coloring systems
• Flavor Modulator: Contributes mild astringency and bitterness to beverages and teas
• Health-Associated Claims: Linked to cardiovascular and metabolic wellness in consumer awareness

4. Industrial Use Cases

• Food: Used in functional foods, powdered blends, and fortified snacks (typical dosage: 0.01–0.1%)
• Beverages: Applied in tea extracts, botanical infusions, and antioxidant drinks (0.005–0.05%)
• Cosmetics: Included in skin care formulations for anti-aging and protective effects (0.01–0.05%)
• Supplements: Formulated as antioxidant-rich capsules or powders in combination with other flavonoids

5. Supply Specifications

• Purity: ≥98% HPLC
• Form: Yellow powder
• Packaging: Bulk quantities available in 1 kg, 5 kg, and custom-size orders
• Documentation: COA, MSDS, and technical data sheets provided upon request

6. Compliance & Safety

Kaempferol is a naturally occurring plant polyphenol. In food and cosmetic use, it must comply with applicable regional regulations. Always evaluate intended use and dosage in accordance with local food safety and cosmetic standards.

7. Partner with NST Chemicals

NST Chemicals supplies high-quality Kaempferol in bulk for industrial use. Whether you are formulating a new antioxidant beverage or looking for natural actives in skin care, we can support your product development with technical documentation and competitive pricing.
📩 Contact us for bulk pricing, technical specifications, or formulation support.