What is the shelf life of the product?

The shelf life is two years when stored in a dry, cool place away from light and heat.

Can I customize the product?

Yes, we offer customization from samples, designs, and flexible customization options.

100% Natural Polygonum Cuspidatum Extract 8% ~98% Resveratrol

Name: 100% Natural Polygonum Cuspidatum Extract 8% ~98% Resveratrol
Brand: Hunan Nutramax Inc.
SKU: 733035765

Hunan, ChinaHunan Nutramax Inc.

US$50.00

1 kg

Sample price:US$0.01/g.Request sample

Product profile

Customization

Available

Certification

BRC, ISO

Assay Method

HPLC, UV, Gc

Model NO.

NM-PCPE

Application Form

Tablet, Capsule, Powder

Application

Food, Health Care Products, Medicine, Cosmetic

State

Powder

Appearance

White Powder

Sample

10-20g for Free

Synonyms

Japanese Knotweed / Fallopia Japonica

CAS

501-36-0

Raw Material

Polygonum Cuspidatum

Transport Package

25kg/Drum

Specification

8%~98% Resveratrol, Enterprises Standard

Trademark

NutraMax

Origin

China

HS Code

1302199099

Production Capacity

3mt/Month

Key features

High Resveratrol Content: Contains 8% to 99% resveratrol extracted from Polygonum Cuspidatum.

Multiple Certifications: Certified by BRC, ISO, ISO14001, Kosher, and cGMP standards.

Fast Delivery Time: Delivery within 3-5 workdays after payment confirmation.

Low MOQ Requirement: Minimum order quantity starts at just 1kg per pack.

Free Sample Offer: Provides 10-20g of sample for free upon request.

Proven Health Benefits: Supports anti-atherosclerotic, immune-stimulating, and anti-cancer effects.

Strict Quality Control: 100% inspection with heavy metals <10ppm and microbial limits.

Global Export Experience: Exported to over 40 countries with 16 years of export history.

Company profile

Years of Export ExperiencePatents AwardedR&D CapabilitiesProduct Certification

Hunan Nutramax Inc.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 16 Years CertifiedNearest Port: Shanghai Port.Beijing Port.Guangzhou Port.Changsha Port.Average Response Time: ≤9.73h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, and R&D capabilities. It reports 100% finished-product inspection, eight quality inspectors, written procedures for corrective actions, complaint handling, and supplier-service assessment, plus inventory capacity and overseas agents or branches. Customization and ODM services are available, and the supplier has provided OEM services for well-known brands. R&D documentation, LC/GC software instruments, and three patents are reported; however, no new product was developed in the past year and no SDK is available. The supplier reports GMP-compliant plant-extract production and specialized production equipment. A major operational deficiency is the absence of a valid manufacturing-capacity contract with affiliated subcontractors. Financial credibility and formal certification holding cannot be sufficiently assessed from the provided information.

Supplier typeThe supplier is explicitly classified as a "Combined" company and provides information covering manufacturing, export trade, service, quality control, and R&D capabilities. This supports identifying it as an integrated supplier rather than a narrowly specialized intermediary.

After-Sales capabilityThe supplier has documented corrective and preventive-action procedures and complaint-handling records, inventory capacity, overseas agents or branches, and stated service coverage in the USA, Canada, Mexico, and other locations. It lacks an overseas warehouse and showroom, but the documented service processes provide explicit evidence of after-sales capability.

R&D capabilityThe supplier offers ODM and multiple customization formats, maintains R&D audit documentation, uses LC and GC instruments, and reports three R&D patents. However, it states that no new product was developed during the past year and that no SDK is available, so innovation capability is supported but not uniformly strong across all indicators.

Production capacityProduction evidence includes 100% finished-product inspection, eight quality inspectors, specialized processing equipment, inventory capacity, and reported GMP-compliant plant-extract production. However, the supplier explicitly has no valid manufacturing-capacity contract with affiliated subcontractors, creating a documented capacity-governance deficiency.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM services. These repeated statements demonstrate broad customization capability.

Client casesThe supplier reports participation in the FIC offline trade show and OEM service for well-known brands. These statements indicate market and customer experience, but no customer names, project details, volumes, or verifiable case studies are provided.