Buy Pure 98% Resveratrol Powder Natural Grape Extract For Sale

High Quality Resveratrol

High-quality natural grape seed/skin extract resveratrol powder for sale, buy bulk resveratrol from herbal extract factory in China with ISO GMP HACCP qualifications.

Our factory strictly follow the GMP standard to ensure the good quality, and every batch before shipment we will 100% pass by QC.

Product Description

Resveratrol is a polyphenol compound which has multiple biological activities. It exist in nature plants, mainly in peanuts, grapes, polygonum cuspidatum, mulberry and others.

Natural resveratrol source

Polygonum cuspidatum extract resveratrol : The natural resveratrol powder is mainly extract from Polygonum cuspidatum and grapes. Polygonum cuspidatum is a traditional Chinese medicine. The roots and stems of Polygonum cuspidatum plant contain a relatively high resveratrol, so factory can extract a pure resveratrol extract powder reach to 98% .
Grape extract resveratrol: Resveratrol in grapes is mainly exist in grape skin and grape seed, but the grape pulp almost no contain resveratrol.
Benefit to multiple biological ingredient in grape skin and grape seed, the resveratrol extract from grape has a widely usage in skin care cosmetic products.

Our KINTAI is a professional herbal extract manufacturer, we use the best natural source to extract pure 98% Resveratrol powder, if you are finding a high quality bulk Resveratrol, please contact us directly!

Chemically synthesized resveratrol

Because the content of resveratrol in plants is very low and the extraction cost is high, most products on the market are synthesized by chemical methods, which makes them more competitive in price.

Function

Antioxidant
As a natural antioxidant, resveratrol can remove free radicals, inhibit ROS production, and slow down the cell oxidative and aging.
Skin-whitening
Pure resveratrol extract from natural plants can inhibit tyrosinase activity and reduce the formation of melanin.
Anti-aging
Resveratrol helps promote collagen synthesis and epidermal cell proliferation. Therefore, it can maintain skin elasticity and firmness, slow skin sagging and wrinkle appearance, and play an anti-aging role.
Skin moisturizing: Resveratrol extract helps increase the stratum corneum's moisture content, improve the skin's moisturizing, therefore make the skin look fuller and more lustrous.
Anti-UV
The best source resveratrol has a photoprotective effect against UV.
Antibacterial and anti-inflammatory
Anti-cancer
Resveratrol is beneficial to cardiovascular health and lowers cholesterol
Neuroprotection

Application

Herbal extract bulk Resveratrol is a natural antioxidant with multiple functions such as anti-oxidation, anti-inflammatory, anti-cancer, cardiovascular protection, and immune regulation. At present, resveratrol can be used in food, health care products, cosmetic and medicine fileds.

Property Of Resveratrol

Product name: Resveratrol
Specification: 98%, other spec available
Source: Our factory use natural source Grape seed/skin and Polygonum cuspidatum to extract pure resveratrol powder.
CAS No: 501-36-0
Chemical formula: C14H12O3
Molecular weight: 228.243
Color: White powder.
Solubility: Soluble in ethyl alcohol.
Storage: Please seal Resveratrol powder after use, store it in a dry, cool place, avoid the light.

Specification

Product Name	Source	CAS No
Resveratrol	Polygonum cuspidatum	501-36-0
Analysis Items	Specification	Test method
Assay of Resveratrol	98%	HPLC
Physical and chemical properties
Appearance	White powder	Visual
Odour	Unique	Organoleptic
Particle Size	≥99% Through 80 mesh	Ch.P.C.Rule47
Ash	≤5.0%	Ch.P.C.Rule2302
Loss on drying	≤5.0%	Ch.P.C.Rule52
Heavy Metals of Resveratrol	≤10.0ppm	Atomic Absorption
Cadmium(Cd)	≤0.5ppm	Atomic Absorption
Mercury(Hg)	≤0.1ppm	Atomic Absorption
Arsenic(As)	≤1.0ppm	Atomic Absorption
Lead(Pb)	≤0.5ppm	Atomic Absorption
Residual Solvents
– Ethanol	≤1000 PPM	Gas Chromatography
Microbiological Quality (Total viable aerobic count) of Resveratrol extract powder
Total Plate Count,cfu/g	≤1000 CFU/g	Ch.P.C.Rule80
Mold and yeast Count,cfu/g	≤ 100 CFU/g	Ch.P.C.Rule80
E. coli	Absent	Ch.P.C.Rule80
Salmonella	Absent	Ch.P.C.Rule80
Staphylococcus aureus	Absent	Ch.P.C.Rule80
*Storage Condition: Store Resveratrol powder in a tightly closed plastic bag and keep in a cool dry place. Keep always from strong direct light.
*KINTAI Promise All Products: Non-Irradiated / Non-ETO/ Treat by Heat Only / Non-GMO