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Shaanxi Kaishi Biotechnology Co., Ltd
$130
1-199 Kilogram
$125
200-499 Kilogram
$115
≥500 Kilogram
Product Attributes
Brand: kaishibio
Origin: Xi'an;Shaanxi
Certification: ISO; MSDS; COA
Supply Ability & Additional Information
Packaging: 1kg/bag 25kg/drum
Productivity: 5000kg
Transportation: Ocean,Land,Air,Express
Place of Origin: Xi'an;Shaanxi
Supply Ability: 5000kg
Certificate: ISO; MSDS; COA
Port: Guangzhou,Shanghai,Beijing
Payment Type: T/T,Paypal
Incoterm: FOB,CIF,EXW,DDP
Product Description
resveratrol Extract is a high-value compound derived primarily from Polygonum cuspidatum (Japanese Knotweed) and grape skin, widely used in Plant Extracts , Nutritional Ingredients, and Cosmetic Ingredients industries. Known for its strong Antioxidants profile, resveratrol has gained global demand in applications ranging from Anti-aging Ingredients to Sports Nutrition Ingredients and functional food formulations.
As one of the most recognized Standardized Extracts, resveratrol plays a critical role in Supplement Contract Manufacturing, especially in Capsule Manufacturing, Tablet Manufacturing, and Powder & Drink Manufacturing. B2B buyers prioritize consistent purity, stable supply, and regulatory compliance for US and EU markets.
Content Note: Prepared by our technical team based on current scientific literature. Health claims comply with FDA/EFSA guidelines. Last reviewed: April 2026
According to a study in Journal of Nutritional Biochemistry (2019), resveratrol demonstrated significant antioxidant activity and may support cellular health by reducing oxidative stress markers.
According to research published in Annals of the New York Academy of Sciences (2018), resveratrol may support cardiovascular health by influencing lipid metabolism and endothelial function.
Our Resveratrol Extract is produced using advanced extraction and purification technologies to ensure high purity and stability, suitable for various Herbal Extracts and nutraceutical applications.
| Specification | Standard | Test Method | Form |
|---|---|---|---|
| Resveratrol Content | 50%, 98%, 99% | HPLC | Powder |
| Source | Polygonum cuspidatum root | — | — |
| Appearance | Off-white to light brown powder | Visual | Powder |
| Solubility | Alcohol soluble, low water solubility | — | — |
| Mesh Size | 80–100 mesh | Sieve | Powder |
| Extract Type | Purity | Recommended Application |
|---|---|---|
| Standard Extract | 50% | Functional foods, beverages, Superfood Powders |
| High Purity Extract | 98% | Dietary supplements, Capsule Manufacturing |
| Ultra Pure | 99% | Pharmaceutical research, premium formulations |
| Ingredient | Source | Key Benefit | Application Focus |
|---|---|---|---|
| Resveratrol | Polygonum cuspidatum | Anti-aging, cardiovascular support | Anti-aging Ingredients, nutraceuticals |
| Green Tea Extract (EGCG) | Camellia sinensis | Metabolism support | Sports Nutrition Ingredients |
| Grape Seed Extract | Vitis vinifera | Skin health, antioxidant | Skin Repair Ingredients |
Resveratrol Extract is widely used across multiple industries due to its versatile functional profile:
Studies suggest resveratrol may support antioxidant defense, cardiovascular function, and healthy aging processes.
We provide reliable B2B solutions for Plant Extracts and Nutritional Ingredients with a strong focus on quality and customization.
Buyer Insight: High-purity (98%+) resveratrol is preferred for premium supplement brands targeting EU and North American markets due to stricter regulatory and quality expectations.
The primary commercial source is Polygonum cuspidatum root due to its high natural resveratrol content and cost efficiency.
50% is suitable for food applications, while 98% or higher is recommended for dietary supplements and high-end formulations.
Resveratrol has low water solubility but dissolves well in alcohol and certain formulation systems.
Yes, we offer full Supplement Contract Manufacturing including capsules, tablets, powders, and customized formulations.
We support global markets including the US, EU, and Australia, ensuring compliance with relevant regulatory standards.
Each batch undergoes strict quality control using HPLC testing and complies with GMP-certified production processes.
Packaging & Delivery
| Selling Units: | Kilogram |
|---|---|
| Package Type: | 1kg/bag 25kg/drum |
| Picture Example: |
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.