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Kingherbs Limited

Grape Seed Extract, Proanthocyanidins (OPC), Extract manufacturer / supplier in China, offering 100% Natural High Quality Grape Seed Extract /Mahogany Seeds, 20 % Vitamin C by HPLC Camu Camu Extract, Supply Whiten Skin 99% Alpha Arbutin and so on.

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Supplier Homepage Product Anthocyanidins Series 100% Natural High Quality Grape Seed Extract /Mahogany Seeds

100% Natural High Quality Grape Seed Extract /Mahogany Seeds

Purchase Qty.:
(kg)
1-49 50-99 100+
FOB Unit Price: US $25 US $20 US $15
Purchase Qty. (kg) FOB Unit Price
1-49 US $25
50-99 US $20
100+ US $15
Get Latest Price
Production Capacity: 20 Tons
Transport Package: 25kg/Drum
Payment Terms: T/T, Paypal

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Basic Info
  • Model NO.: CAS No.: 84929-27-1
  • Assay Method: HPLC, UV
  • Application: Food, Health Care Products, Medicine
  • Raw Material: Plants
  • Application/Usage:  Food, Health Care Products
  • Sample 20g: Free
  • GMO: Non-GMO
  • Trademark: KINGHERBS
  • Origin: China
  • Certification: ISO, FDA, HACCP, Kosher
  • Application Form: Injection, Paste, Tablet, Capsule
  • Grape Seed Extract: OPC 95%, 98%
  • Shelf Life: 2 Years
  • Transport: 25kg/Drum
  • Product Vallidaty: 2 Years
  • Allergenic: Free
  • Specification: ISO 9001
  • HS Code: 2932999099
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.

Polyphenols
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.

Functions:
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.
 
Product NameGrape Seed Extract  
Botanical SourceVitis vinifera LBatch Quantity1075kgs
Plant Parts UsedSeed,100% NaturalCountry of OriginChina
Type of ProductsStandard ExtractActive Ingredient MarkersProanthocyanidins
        
Analysis ItemsSpecificationsResults Methods used
IdentificationPositiveConformsTLC
AppearanceFine Reddish Brown PowderConformsVisual test
Odor & TasteCharacteristic, Astringent & Bitter ConformsOrganoleptic test
Bulk Density35-55g/100mlConformsASTM D1895B
Particle SizeNLT 98% through 80 MeshConformsAOAC 973.03
SolubilityGood solubility in Water ConformsVisual
        
AssayNLT 95% Proanthocyanidins 95.61%UV(Beta-smith)
Extract ratioabout 25:124.6:1seed to dry extract, W/W
Loss on DryingNMT 5.0%3.70%5g /105ºC /2hrs
Ash ContentNMT 5.0%1.70%2g /525ºC /3hrs
Extract SolventsEthanol & WaterConforms/
Solvent ResiduesNMT 0.01%ConformsGC
        
Heavy MetalsNMT 10ppmConformsAtomic Absorption
Arsenic (As)NMT 1ppmConformsAtomic Absorption
Lead (Pb)NMT 2ppmConformsAtomic Absorption
Cadmium (Cd)NMT 0.5ppmConformsAtomic Absorption
Mercury(Hg)NMT 0.2ppmConformsAtomic Absorption
        
BHCNMT 0.1ppmConformsUSP-GC
DDTNMT 0.1ppmConformsUSP-GC
AcephateNMT 0.2ppmConformsUSP-GC
MethamidophosNMT 0.2ppmConformsUSP-GC
Parathion-ethylNMT 0.2ppmConformsUSP-GC
PCNBNMT 0.1ppmConformsUSP-GC
AflatoxinsNMT 0.2ppbAbsentUSP-HPLC
        
Sterilization MethodHigh temperature & pressure for a short time of 5~10 seconds
        
Microbiological DataTotal Plate Count < 1,000cfu/g< 460 cfu/gGB 4789.2
Total Yeast & Mold < 100cfu/g< 53 cfu/g GB 4789.15
E. Coli to be absentAbsentGB 4789.3
Staphylococcus to be absentAbsentGB 4789.10
Salmonella to be absentAbsentGB 4789.4
        
Packing and StoragePacked in fiber drum, LDPE bag inside. Net weight: 25kgs/drum. 
Keep tightly sealed, store away from moisture, strong heat and sunlight.
Shelf Life2 years if sealed and stored in the recommended conditions.

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.

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KINGHERBS' main products are the following:
1. Dihydromyricetin
2. Sea buckthorn seed/berry oil and extract 
3. Allium cepa / Onion extract
4. Polydatin
5. Artemisinin artemisinin
6. Astilbin
7. Astragalosid
8. Banaba leaf extract
9. Birch leaf extract
10. Birch bark extract
11. Bilberry extract
12. Blueberry extract
13. Chicory extract inulin
14. Chlorogenic Acid
15. Green coffee bean extract
16. Citrus aurantium extract
17. Cordyceps mycelia extract 
18. Cat's claw extract 
19. Cranberry extract
20. Cytisine
21. Acai berry extract
22. Elderberry extract
23. Evening primrose oil
24. Fenugreek seed extract Furostanol Saponins
25. Filipendula ulmaria extract 
26. Gingerols
27. Green Coffee Bean Extract Total Chlorogenic Acids
28. Hawthorn extract
29. Hops extract
30. Lutein/marigold extract
31. Luteolin
32. Mangiferin Mangosteen Extract
33. Mulberry leaf extract
34. Myricetin
35. Natural colors
36. Pomegranate seed oil
37. Reishi spore oil
38. Rose hips extract
39. Rosemary extract
40. Rosmarinic acid
41. Angelica Dongquai extract
42. Sesamin
43. Taxifoliol /Distylin
44. Tea tree oil
45. Lycopene
46. Ursolic acid
47. Vegetable & fruit powder  -Dietary Fiber
48. Zerumbone
49. Zeaxanthin 
 
* Herbal extracts
* Softgels
* Herbal oil
* Vitamins
* Minerals
 
Characteristic: 
- 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 Inulin (90% or 98%), Myricetin, Sea Buckthorn Oil, Green Coffee Bean Extract Total Chlorogenic Acids, Fenugreek Seed Extract Furostanol Saponins 50% etc.
- With the effective exporting system and prompt reaction, we ensure that we can transfer the shipping documents and deliver our cargos on time.
 
 
Contact:
Kingherbs Limited  
Cell: +86 186 8496 4000 
Tel: +86 731 8986 5681 ext:808
Fax: +86 731 8986 5683  
 
 
Please kindly contact the product expert & sales director: Monica Xiong 
 
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