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Specifications

 
Grape Seed Extract
100% Natural    High Quality
We are manufacturer, provide high quality plant extracts with most favorable price!
 
Product name: Grape seed extract
Appearance: Reddish brown powder
Extracted from: Grape seed
Botanical name: vitis vinifera
Extracted by: Water, Ethanol
 
Specification:
1.       Oligomeric Proanthocyanidin UV95%
2.       Oligomeric Proanthocyanidin UV95%; Water soluble
3.       Oligomeric Proanthocyanidin UV95%; Water soluble; Polyphenol UV90%, Oligomer HPLC 65%

Functions:
1.       Have strong antioxidant activity, can be used to treat a range of health problem related with radical damage.
2.       Play a role in the stabilization of collagen and maintenance of elastin, two critical proteins in connective tissue that support organs, joints, blood vessels, and muscle.
3.       Have an affinity for cell membranes, providing nutritional support to reduce capillary permeability and fragility, can be used to prevent the cardiovascular disease.
4.       Protect and regenerate retinal purple (rhodopsin), and cure patients with eye diseases such as pigmentosa, retinitis, glaucoma and myopia etc.
 
Minimum Order Quantity:1 kg
Payment Terms: L/C,T/T
Supply Ability: 5000 Kilogram per Month
Delivery: Prompt shipment from stock
 
Packaging: 25kg/Drum, plastic bag inside; or can be customized
Storage: Stored in a clean, cool, dry area, keep away from heat and direct sunlight
 
CoA tested items:
 
Items
Specification
Appearance
Reddish brown powder
Odor
Characteristic,Slight
Taste
Characteristic
Identification
UV(96%Ethanol)  λmax=280nm
Bates-Smith   λmax: between 540 and 550nm
Proanthocyanidin
UV  ≥95%
Polyphenol
UV  70%,80%,90%,95%
Particle size
100% through 80 mesh
Density
45-55g/100ml
Loss on drying
5h at 105℃  ≤5%
Heavy metal
<8.0mg/kg
Ashes
3h at 600℃  ≤1.5%
pH
3.5-4.5
Aflatoxin
<0.2mg/kg
Total plate count
<1000 cfu/g
Yeast & Mold
<100 cfu/g
E.coli
Negative
Salmonella
Negative
Staphyloccocus aureus
Negative