Hunan, China
Business Type:
Manufacturer/Factory, Trading Company
Registered Capital:
500000000 USD
Plant Area:
>2000 square meters
Management System Certification:
ISO 9001
Average Lead Time:
Peak season lead time: within 15 workday
Off season lead time: within 15 workday
OEM/ODM Service
Sample Available
Overseas Agent / Branch

Grape Seed Extract, Proanthocyanidins (Opc), Extract manufacturer / supplier in China, offering Grape Seed Extract 95%, 98% Proanthocyanidins (OPC) 100% Natural, Macleaya Cordata Extract Sanguinarine 0.2%-50%, 100% Natural Astragalus Extract and so on.

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Supplier Homepage Products Anthocyanidins Series Grape Seed Extract 95%, 98% Proanthocyanidins (OPC) 100% Natural

Grape Seed Extract 95%, 98% Proanthocyanidins (OPC) 100% Natural

Get Latest Price
Min. Order / Reference FOB Price
5 kg US $1/ kg
Production Capacity: 20 Tons
Transport Package: 25kg/Drum
Payment Terms: L/C, T/T
Grape Seed Extract: OPC 95%, 98%
Raw Material: Plants
Specification: ISO 9001
Trademark: \
Origin: China

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Basic Info

Model NO.: CAS No.: 84929-27-1
HS Code: 2932

Product Description

Grape Seed Extract

Botanical Source: Vitis vinifera L.
Part Used: Seed
CAS No.: 84929-27-1
Appearance: Red-brown fine powder

Specifications: Polyphenols 95%
Proanthocyanidins OPC 95%, 98%

Main Chemical Composition of Grape Seed Extract
The major functional composition in grape is grape polyphenol including proanthocyanidins. Besides, there are some other ingredients, like glucose, fructose, sucrose, xylose, tartaric acid, oxalic acid, citric acid, malic acid and single glucoside & glucobioside of all kinds of anthocyanidin.

There are mainly 4 kinds of polyphenol substances in grape: Tannin, anthocyanidin, phenolic acid and flavonoids. The vital polyphenols in grape is the same kind as flavonoids type, including flavane-3, 4-diol, flavonoids tannin, flavonoids, flavonol, flavanol, chalcone and anthocyadin, etc. Anthocyanidins in grape are mainly as anthocyanin, methyle anthocyanin, petunidin, malvin and dephinidin, existing in common by dimmer or bigger molecule. The composition of flavonol kind in grape is major for quercetin in ordinary form. Proanthocyanidins are major ingredients in grape seed & grape skin, also the most kind in polyphenol content, mainly existing by dimer or polymer form.

Antioxidant Effect
The antioxidant capacity of Grape Seed ( skin ) Extract comes from proanthocyanidins ( OPCs ). With an antioxidant power 20 times stronger than Vitamin C and 50 times stronger than Vitamin E, OPCs is known as a powerful antioxidant to neutralize free radicals, which play a major role in degenerative diseases, cardiovascular diseases, impaired vision, sun damage and premature aging.

Skin Care
KINGHERBS' Grape Seed Extract OPCs is thought to prevent the skin from excessive UV radiation and free radicals. Considerable evidences indicate that OPCs protect and strengthen collagen and elastin of the skin, so that wrinkles are prevented and elasticity of the skin is kept. It has the efficacy of firming skin, crease resisting and freckle curing, to make skin smooth, exquisite and be full of flexibility.
The Grape Seed Extract has already become one of the top ten salable natural plant extract products and owns the reputation of "natural health care product" and "orally cosmetics" in America.

Preventing and Curing Cardiovascular Diseases
Researches have assured that OPCs helps strengthen capillaries, arteries and veins, which endows it several important clinical applications. OPCs appears to stabilize the walls of blood vessels, reduce inflammation, and generally support tissues containing collagen and elastin. OPCs not only can relieve or repair arteriosclerosis, but also relieve pain and oedema of venous insufficiency, through strengthening capillary and dropping permeability of capillary. Being effective against oedema that often follows injury or surgery, OPCs has been proved to effectively improve pathological changes in retina caused by diabetes, arteriosclerosis, inflammation and aging. For the same reason, it has been reported that OPCs can speed vision recovery after strong light, and improve vision acuity of those who suffer from eye fatigue due to long-time computer using.

- We can also customize orders as customer's requirements and specifications.
- KINGHERBS' is specialized in manufacturing and exporting different kinds of food industry related goods, such as, Myricetin, Green Coffee Bean Extract, Fenugreek Seed Extract.
- With the effective exporting system and prompt reaction, we ensure that we can transfer the shipping documents and deliver our cargos on time.

* Herbal extracts
* Softgels
* Herbal oil
* Natural colors
* Herb powders
* Vegetable & Fruit powder
* Vitamins
* Minerals

SupplySide West (Las Vegas, US), 8-9 Oct. 2014, Booth No.: 20028.
Kingherbs Limited; Ms. Cara Shaw
Product Name Cranberry Extract Brand name Kingherbs
Latin Name Vaccinium Macrocarpon L. Quantity 250kgs
Plant Part Used Fresh Fruit Juice,100% Natural Country of Origin Swiden

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