Factory Bulk Trans Resveratrol 98% Giant Knotweed Extract Polyphenol Raw Ma

**Product Introduction**
Trans Resveratrol 98% is extracted from root and rhizome of Giant Knotweed
(Polygonum Cuspidatum). It belongs to natural polyphenol compounds. Our
product adopts ethanol solvent extraction and column chromatography
purification technology, featuring high purity and stable batch quality. It
can be used as raw material for food supplement capsules, tablets, as well as
cosmetic formulations such as serum, lotion and skincare essence.

**Specifications**
Active Ingredient: Trans Resveratrol
Assay: 98% Test by HPLC
Botanical Source: Polygonum Cuspidatum (Giant Knotweed)
Extraction Part: Root & Rhizome
Extraction Type: Ethanol Solvent Extraction, Column Chromatography
Purification
Appearance: Off-white to light yellow fine powder
Grade: Food Grade & Cosmetic Grade
Mesh Size: 80–120 mesh
Condition: Refined

**Application**

1. Dietary Supplement Field: Suitable for capsule, tablet and oral
formulations.
2. Cosmetic Industry: Can be added into facial serum, essence and cream
skincare formulas.

**Advantages**
✅ Factory direct supply, bulk stock available
✅ Strict HPLC testing, stable active content
✅ Low solvent residue, good solubility
✅ Support customized packaging
✅ COA, MSDS and sample service available upon request

**Package & Storage**
Packing: 1kg aluminum foil bag, 25kg fiber drum
Storage: Keep tightly sealed, store in cool and dry place, avoid direct
sunlight.
Shelf Life: 24 months under proper storage conditions.

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