Kingherbs Limited (cara@kingherbs.com.cn)

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Latin name: Polygonum cuspidatum Chinese name: Hu Zhang Family: Polygonaceae Genus: Polygonum Plant original: Polygonum cuspidatum Sieb. Part used: Rhizome Specification: Resveratrol 1%--98% Test By HPLC CAS:501-36-0 Molecular weight: 228.24 Molecular formula: C14H12O3 Active ingredient:Trans-Resveratrol Appearance: white fine powder Odour:special 1.The summary Polygonum most grows in ravine, by the river and in shady-warm places under trees, mainly distributed in the south of Changjiang River, Shan'xi, Henan and Shandong provinces in China.The protophyte of Polygonum is regarded as rhizome and root of Polygonum cuspidatum Sieb. et Zucc., perennial herbaceous, being one of the Chinese medicinal herbs most in use in ancient China. 2.Shape Perennial herbaceous, with height 1-1.5m. Rhizome lays across underground, in yellow color. Stem is coarse & strong, straight, with no hairs on the surface, and small flower in pale or light pale-green color. 3.Efficacy & mechanism to anti-cancer and to strengthen immunity Resveratrol in Polygonum is the major active ingredient, which has effect to anti-cancer and to strengthen immunity through research. Resveratrol has very strong effect to clear oxidant free radical, along with inhibiting the damage and mutation to the body caused by free radical. The research to cytology based on in vitro cancer cell proved that Resveratrol could inhibit the breeding of various cancer cells. The proliferation of cancer cells is due to secretion of ROS by stimulus and a certain quantity of O-2 and H2O2. Another research proved that Resveratrol has very strong inhibitionto the total ROS self-ecreted by cancer cells. It inhibits the density of O-2 , stops the changes of cancer cells from S to G2, thus strongly inhibiting the breeding of cancer cells. Resveratrol may strengthen the immunity. It can also recover the inhibited characteristic of cells in the burnt rat, with effective power to the reactive ability of damagedantigen singal, to breeding ability, to synthetic ability of white blood cell medium ii and to synthetic ability of antibody through lymph cell.

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Kingherbs was founded in 1996, specialized in high-value botanical derivatives. Over the years, the company grows from an international trader to a group which operates two factories, offers botanical & herbal ingredients for dietary, food supplement, food additive, nutraceuticals, cosmetics, natural nutrient product, pharmaceuticals and feed.

As a leading manufacturer and trader, Kingherbs offers extended services as to help clients source materials from trusted manufacturers in all parts of China, examples are Chemicals, Minerals & Vitamins and their premix, Fruit and vegetable Powders & concentrated Juices. Kingherbs can offer further processing services as soft gel, capsule,granule and tablet, saving clients the trouble of sourcing for themselves, and assuring quality from our intimate knowledge of the Chinese manufacturers and markets, and by visiting the suppliers personally.

Kingherbs is always up-to-date with current industry practices, and can produce and analyze ingredients according to any desired international standards: USP, EP, BP or CP. Kingherbs wants to be your favored supplier in China, by keeping our quality and services a step ahead.

KINGHERBS' main products are the followings, the others listed in website are trading items.
Astaxanthin
Resveratrol
Acai berry extract
Allium cepa / Onion extract
Angelica Dongquai extract
Aronia melanocarpa extract Black Chokeberry
Artemisinin artemisinin
Astilbin
Astragalosid
Banaba leaf extract
Birch leaf extract
Birch bark extract
Bilberry extract
Blueberry extract
Chicory extract inulin
Citrus aurantium extract
Cordyceps mycelia extract
Cat's claw extract
Cranberry extract
Cytisine
Dihydromyricetin
Elderberry extract
Evening primrose oil
Fenugreek seed extract
Filipendula ulmaria extract
Gingerols
Hawthorn extract
Hops extract
Lutein/marigold extract
Marigold root extract / Alpha-terthienyl
Luteolin
Mangiferin Mangosteen Extract
Mulberry leaf extract
Myricetin
Natural colors
Pomegranate seed oil
Reishi spore oil
Rose hips extract
Rosemary extract
Rosmarinic acid
Sea buckthorn seed/berry oil and extract
Sesamin
Taxifoliol /Distylin
Tea tree oil
Lycopene
Ursolic acid
Vegetable&fruit powder -Dietary Fiber
Zerumbone
Zeaxanthin

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

cara@kingherbs.com.cn
shawcara@hotmail.com
www.kingherbs.com.cn
http://astaxanthin.en.ecplaza.net
KINGHERBS LIMITED; MISS. CARA SHAW