Basic Information 

Item No.: EXT-QUE-C01 

Product Name: Quercetin Powder 

Test Method: HPLC 

Source: Sophora Japonica Flower Bud (Sophora Bud Extract) 

Appearance: Yellowish fine powder 

Product Introduction 

Quercetin is a natural flavonol compound extracted from natural plants. Our quercetin raw material adopts high-performance liquid chromatography (HPLC) for strict purity testing to guarantee stable content of each batch. It features strong antioxidant activity and high biological activity, which makes it one of the most popular natural plant extracts worldwide. Our factory supplies bulk quercetin globally with stable production capacity, supporting large-volume orders and flexible packaging customization.

Specifications 

1. Purity: 95% / 98% HPLC (customizable purity)

2. Particle size: 80 mesh ~ 100 mesh

3. Storage: Sealed, keep in cool, dry place, avoid direct sunlight

4. Shelf life: 24 months under proper storage

Main Functions & Applications 

1. Dietary Supplement & Health Care Raw Material: With excellent antioxidant capacity, it is widely added to oral health supplements to support daily immune care and antioxidant maintenance.

2. Functional Food & Beverage Used as a natural food additive for solid drinks, nutrition bars, baked food, and functional snacks.

3. Cosmetic Raw Material Applied in skincare formulas for anti-oxidation, soothing, and anti-free radical purposes.

4. Pharmaceutical Raw Material: Serves as a pharmaceutical intermediate for related research and prescription preparation.

Our Advantages 

✅ Factory direct sale, competitive bulk price ✅ HPLC full test report (COA document downloadable) ✅ Global bulk order support, worldwide logistics arrangement ✅ Customizable package: 1kg/5kg/25kg drum, OEM package acceptable ✅ Stable monthly output, long-term bulk cooperation available

Quality Certificate 

All batches come with complete analysis certificate including HPLC chromatogram, heavy metal, microbial index.