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Quick Details

  • Type: Grape skin extract
  • Form: Powder
  • Part: peel
  • Extraction Type: Solvent Extraction
  • Packaging: Drum
  • Place of Origin: Xinjiang, China (Mainland)
  • Grade: Food
  • Brand Name: Plamed
  • Model Number: 100% Nature Grape skin extract
  • Product Name: Grape skin extract
  • Appearance: Reddish-Brown powder
  • Specification: 45%OPC 30%polyphenols
  • Active Ingredient: OPC polyphenols
  • Color: Reddish-Brown
  • Application: Health-care Products food
  • Certificate: MSDS
  • Test Method: HPLC UV
  • extraction ratio: 15:1
  • keyword: 45%OPC

Packaging & Delivery

Packaging Details 1-10kg is packed with double plastic container inside and a Aluminum Foil Bag outside.
11-25kg is packed with double plastic container inside and a carton outside.
>25kg is packed with double plastic container inside and a fiber can outside.
Delivery Time 1-2days

Around the grapes

we have developed high-quality product 

grape seed extract-grape skin extract-grape seed oil

Grape skin extract is a natural coloring agent extracted from the skins of Vitis Vinifera grapes (wine grapes), Grape skin extract anthocyanin be longs to flavonoids group of colorants responsible for the red, purple, blue, violet and orange color of many fruits, vegetables and flowers.
[Product name]Grape Skin Extract
[Product source] extracted from the skins of Vitis Vinifera grapes
[Specifications] 45%OPC,30%polyphenols
[Product appearance]powder is purplish red, liquid is brown purple
[Grade]Pharmaceutical & Food
[Application]beverages, frozen drinks, health products


Basic information

Product Name

Grape skin extract

Plant source

Natural Grape skin

Indicator component


Proanthocyanidins ≥ 45.0%

Polyphenols ≥30%





Reddish-Brown powder

Odor& Taste




Physical Characteristics





Particle Size

NLT 90% Through 80 mesh

bulk density


Water solubility


Loss on drying


Ash Content


Pesticide Residue



Heavy metals




Total Heavy Metals



≤1 ppm


≤2 ppm




Microbiological Tests





Total Plate Count



Yeast & Mold








  • Soluble in water and ethanol, insoluble in ether, chloroform and other organic solvents, lead acetate reagent cause precipitation, can be activated carbon adsorption.

  • In natural light, the color will change with different PH: In acidic conditions coloring better in purple red, pale slowly; In weak acidic or alkaline conditions, the color will fade easily after a long time irradiation.

  • Grape skin pigment show different colors under different PH: purple red in a strong acid solvent, blue in alkaline solution, suitable for acidic food additives.

  • Heat resistance of grape skin pigments is very poor, with increasing growth temperature and time, color change quickly.
1. Ideal alternative to synthetic pigment
2. Natural antioxidant
3. Natural preservatives
4. Beauty &skin care role
5. Improve visual function
6. Radiation function

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China (Mainland) | Manufacturer, Trading Company
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18 Transactions 6,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $41,000
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