Factory Supply Polygonum Cuspidatum Bulk Giant Japanese Knotweed Extract 98%

• Customization: Available
• Certification: HACCP
• Assay Method: HPLC-MS, HPLC, UV
• Model NO.: Knotweed Extract 98%
• Application: Food, Health Care Products
• State: Powder
• Extract Source: Tabernaemontana Divaricata
• Product Name: Giant Knotweed Powder
• Botanical Source: Pohygonum Cuspidatum Sieb
• Other Name: Giant Knotweed Extract
• Appearance: Ivory-White Fine Powder
• Part Used: Root
• Package: 25kg/Drum
• Solubility: Dissolves in Water
• Particle Size: 80mesh
• Shelf Life: 2 Years
• VIP Service: Free Sample
• Transport Package: Paper Barrel
• Specification: Tabernaemontana Divaricata Extract 20: 1
• Trademark: World Way
• Origin: China
• Production Capacity: 1000tons/Month

Product Description

Factory supply Polygonum Cuspidatum Bulk Giant Japanese Knotweed Extract 98% 

Item	Specification
Product name	Giant Knotweed Extract
Genus and Species	Pohygonum cuspidatum Sieb.
Part of the Plant	Root
Country of Origin	China
Assay(Trans-resveratrol)	>98.0%
Appearance	Fine Powder
Color	Off-white to light yellow
Solvent(s) Used	Ethanol & Water
Melting point	253ºC~255ºC
Solubility	Soluble in Alcohol
Particle Size (80 mesh)	>98.0% pass 80mesh
Loss on drying	<2.0%
Ash Content	<1.0%
Solvent Residue	Eur Pharm
Total Heavy Metals	<10 ppm
As	<2.0 ppm
Lead	<2.0 ppm
Mercury	<0.5 ppm

Giant knotweed extract, Latin name Polygonum Cuspidatum Sieb, is extracted from the dry stem and root of Polygonum cuspidatum. Produced in eastern China, central China, southern China, and other places, it has the function of anti-oxidant and anti-atherosclerosis; it is helpful in treating coronary heart disease, ischemic heart disease, and Hyperlipidemia. The main active ingredient is trans-resveratrol (3,5,4'-trihydroxy-trans-stilbene), which is a natural compound. It is a powerful antioxidant produced by some plants to protect them against environmental stresses. Antioxidants neutralize free radicals, which are believed to be the cause of aging. Japanese knotweed is the plant source with the highest resveratrol content. 

Features

1. Resveratrol is antibacterial, antithrombotic, antiinflammatory, and antianaphylaxis.
2. Resveratrol prevents cancer from happening and developing, has estrogen action, have obvious prophylaxis actions, especially in the tumor which depends on the hormone.
3. Resveratrol antioxidation, delaying aging, preventing osteoporosis, acne(whelk), and dementia in the elderly.
4. Resveratrol lowers cholesterin and blood viscosity, reducing the risk of arteriosclerosis, cardio-cerebrovascular disease, and heart disease.
5. Resveratrol owning good efficacy in the treatment of AIDS.

Applications

1. Functional food, drinks.
2. Health care products.
3. Resveratrol powder for pharmaceuticals.

Company Introduction

Founded in 1992 as a plant extract office named HerbEX by Professor Zeng, we are one of the 3 pioneers in Hunan who started and devoted to the plant industry, Micolta was our first factory base which was founded in 2006, and our second factory Phyto-way in 2013, now we have 42 notable senior researchers within the industry R&D center acts as a public project of Changsha National Biomedical Industrial Base.

    With 30 years of experience in traditional Chinese & Western herbalism, our annual production capability of processing botanic material is over
5000 tons, main products are Echinacea, Ginseng, Rosemary, Mushroom, Magnolia, Ginkgo Biloba, Bakuchiol, Hibiscus, Dandelion, Bamboo, etc. The products developed and produced by World-Way are well distributed in more than 60 countries/regions, providing trusted quality products for about 500 enterprises around the world.









FAQ
Q: What do you produce?
A: We produce standardized herbal extract to ratio extract, such as Hibiscus Extract, Rosemary Extract, Echinacea purpurea Extract, Resveratrol from Giant knotweed Extract, Milk Thistle Extract, Magnolia Bark Extract Etc.

Q: What is your standard delivery?
A: Normally it is 20-30 days for Sea delivery, 7-10 days for air delivery, and 5 or fewer days for express delivery.
Q: Do you have a guarantee on your products?
A: We guarantee the goods produced are the same as the samples confirmed prior to the delivery. We perform standard inspections including appearance, physical property, chemical assay, impurity, microbiology test, etc. according to CP, EP, or USP for each batch right after production, and another full inspection if the goods were put in inventory exceeds 6 months

Q: How do you treat quality complaints?
A: We keep retained samples for each batch our QA team will conduct an investigation to determine the cause. If the problem is caused by us, we will send replacement goods or refund the loss.

Q: Is there a discount?
A: There are many promotions across the year in which the discounts are the best, and the discount is always open for discussion depending on the quantity.

Q: Can I have samples?
A: We now offer 10-20g free samples for normal items, and 1-2g for high-value items.

Q: What's the term of payment?
A: T/T, L/C, West Union, PayPal, etc. are negotiable.