Description
Resveratrol powder is a natural polyphenol extracted from grape skins, Polygonum cuspidatum, berries, or peanuts. This finely crystalline powder is typically grayish-white to pale yellow and has a slightly bitter taste.

Specification Sheet(COA)
|
Product Name |
Polygonum cuspidatum extract |
Country of Origin |
China |
|
Botanical latin Name |
Polygonum cuspidatum. |
Specification |
Resveratrol 50% |
|
Plant Part |
Dried rhizomes and roots (100% Natural) |
Carrier |
None |
|
Item |
Specification |
Result |
Test Methods |
|
Assay |
Resveratrol≥50% |
50.25% |
UV |
|
Identification |
Conforms to standard |
Conforms |
TLC |
|
Chemical Physical Control |
|||
|
Particle size |
100% pass 80 mesh |
80 mesh |
USP<786> |
|
Loss on drying |
≤5.0% |
2.15% |
USP<731> |
|
Ash Content |
≤5.0% |
1.71% |
USP<281> |
|
Loose Density |
40-70g/100ml |
46g/100ml |
USP<616> |
|
Appearance |
Fine Powder |
Conforms |
Visual |
|
Color |
Off-white to white |
Off-white |
Visual |
|
Odor |
Typical |
Typical |
Organoleptic |
|
Taste |
Typical |
Typical |
Organoleptic |
|
Heavy Metals |
≤10ppm |
<10ppm |
CP2020 |
|
Arsenic (As) |
≤2ppm |
≤1ppm |
ICP-MS |
|
Lead (Pb) |
≤2ppm |
≤1ppm |
ICP-MS |
|
Mercury(Hg) |
≤0.5ppm |
≤0.005ppm |
ICP-MS |
|
Cadmium(Cd) |
≤1ppm |
≤0.1ppm |
ICP-MS |
|
Pesticides Residue |
Meet USP Requirements |
Conforms |
USP34 <561> |
|
Microbiology Control |
|||
|
Total Plate Count |
≤1,000cfu/g |
300cfu/g |
AOAC 990.12 |
|
Total Yeast & Mold |
≤100cfu/g |
15cfu/g |
AOAC 997.02 |
|
Coliforms |
≤10cfu/g |
≤3cfu/g |
AOAC |
|
Escherchia Coli |
Absent |
Conforms |
AOAC-OMA 991.14 |
|
Salmonella Species |
Absent |
Conforms |
AOAC-RI 061301 |
|
Staphylococcus aurreus |
Absent |
Conforms |
AOAC-OMA 2003.07 |
|
General Status |
|||
|
Sterilization Method |
High Temperature & Pressure |
Conforms |
/ |
|
Packing & Storage |
Packed in paper-drums and two plastic-bags inside.N.W.:25kgs Store in a well-closed container. Away from moisture. |
||
|
Shelf Life |
Three years if sealed and stored away from direct sun light and heat. |
||
|
Analyst : Yang,Yan |
QC Supervisor: Ren, Xiaofeng |
||
Our Certificate

Technological Process

Best Resveratrol Powder Application
Trans-Resveratrol in Best Resveratrol Powder is responsible for all the effects of the product:
Dietary Supplements / Health Products
Cell protection: Neutralizes free radicals and prevents cellular oxidative damage.
Cardiovascular support: Helps maintain blood vessel elasticity, improves blood flow, and supports healthy blood pressure and cholesterol levels.
Metabolic and energy support: Activates proteins involved in energy metabolism (like sirtuins) to support cellular metabolism.
Joint comfort: Modulates mild inflammation to support joint health.
Skin and cellular health: Protects skin cells and slows cellular aging.

Food / Functional Foods
Natural antioxidant additive: Added to smoothies, drinks, or nutritional powders to protect other nutrients from oxidation while providing health benefits.
Nutritional fortifier: Added to meal replacement powders, nutrition bars, or functional foods to enhance antioxidant and cardiovascular support.

Pharmaceutical / Health Formulations
Active pharmaceutical ingredient (API): Used in capsules, tablets, or powders to provide antioxidant, cardiovascular, and metabolic support.
Bioavailability enhancer: Micronized trans-resveratrol improves absorption in the body, ensuring the product is effective.

Cosmetics / Skincare Products
Antioxidant ingredient: Protects skin from oxidative stress in serums, creams, and masks.
Anti-aging ingredient: Helps reduce skin cell aging and improves skin quality.
Environmental protection: Mitigates skin damage caused by UV light or pollution.

Production Equipment

R&d Center Display

Product packaging

Warehouse

FAQ
Q: What kind of specifications can you offer for Resveratrol?
A: For Ratio products, 10:1,20:1, and for higher active ingredient, we could offer 98% Resveratrol, 99% Resveratrol powder.
Q: Benefits of resveratrol include:
A: Expanding blood vessels
Reducing blood clotting
Decreasing pain and swelling
Reducing blood sugar levels
Helping the body fight against disease.
Q: If I purchase more than one product, can your company reconfigure the specifications for us?
A: We have a professional sales team, according to the customer's purchase needs, customized needs, purchase suggestions and programs.
Q: Your Extract Powder is natural source or Synthetic product?
A: Our Extract Powder is from natural plants, dried rhizomes and roots of Codonopsis pilosula.
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