Grape skin extract

Common Name: Grape skin extract

CAS number: 501-36-0

Active ingredients: The active ingredients of Grape skin extract are chemicals called Resveratrol/ grape skin pigments. 

Molecular formula: C14H12O3 

Botanical Name: Vitis vinifera

Plant Part: Fruit skin of Grape

Appearance: Pink to white fine powder or Purple red powder 

Purity: 100%

Specifications: 5% Resveratrol, 25% Polyphenols

Extract ratio: 9:1

Extraction: Ethanol & Water extraction and Vacuum  dry. 

Extraction solvent: 50% ethanol/water

Country of Origin: China

Quaity standard: Depends on requirements

Test Method: HPLC adopted with ultrasonic assisting, dissolving by chromatogram class methanol

Product function:

1, anti-oxidation, reducing the production of free radical and preventing skin from UV radiation;

2, invigorating the liver and benefiting the kidney;

3, anti-cancer, lower blood pressure and nourishing the blood;

4, reducing blood sugar and cholesterol and having the great effect to prevent hypertension;

5, accelerating skin regeneration, anti-aging and making skin be soft and elastic.  

Range of application:

1, In pharmaceutical field, it is mainly used for reducing blood sugar, blood pressure, blood fat and enhancing immunity;

2, In food field, it is mainly used as food additives for colorant and health care not only owning sweet taste, but also brightness color;

3, In cosmetic field, it is mainly used to Antioxidant and UVprotection;

4, In health products field, it's made into capsule,and it has already become one of the top ten salable natural plant extact products and owns the reputation of "natural health care product" and "orally cosmetics" in America.

Storage: Store in a well-closed container away from moisture

Validity & Shelf Life: Two years under well Storage situation and stored away from direct sun light.


1~25kg: Packed in 1kg/bag or 5kg/bag with double plastic valve bag and Aluminum foil bag outside. 

Over 25kg: Packed in 25kg/drum,with double plastic valve bag inside and cardboard drum outside.

Or Depends on requirements

Our Advantages: We specialize in plant extract, amino acid, API & intermediates, food additive, nutraceutical supplement etc. Our businesses have already extended to more than 50 countries that separately located in Europe, America, East & Southeast Asia, Africa and Oceania. We have: extensive experience, professional R&D and sales team, strict quality control, competitive price.

Product customization:According to customer quality standards for customization



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