What certifications does the product have?

The product is ISO certified and meets USP/EP standards for pesticide residue.

What forms can this extract be used in?

It is suitable for use in tablets and capsules for food, health care, and medicine applications.

What are the storage requirements?

Store in a well-closed container away from moisture and direct sunlight at room temperature.

Comext Pure Natural 98% Polyphenol, 70% Catechin, 50% EGCG Green Tea Extract

Name: Comext Pure Natural 98% Polyphenol, 70% Catechin, 50% EGCG Green Tea Extract
Brand: Changsha Comext Biotech Co., Ltd.
SKU: 1999817572

Hunan, ChinaChangsha Comext Biotech Co., Ltd.

US$26.00

1-499 KG

US$21.80

500+ KG

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

Certification

ISO

Assay Method

HPLC

Model NO.

GTEA-3

Application Form

Tablet, Capsule

Application

Food, Health Care Products, Medicine

State

Powder

Extract Source

Camellia Sinensis

Appearance

Yellow Brown Green Tea Extract

Sample

10-20g Free Samples

CAS No.

989-51-5

Delivery Time

2-3 Working Days

Botanical Name

Camellia Sinensis

Used Part

Leaf

Shelf Life

2 Years

Solvent Residue

<5000ppm

Pesticide Residue

Meet USP/Ep

PAHs

<50ppb

Identification

Conform with Standard

Transport Package

1kg/Bag 25kg/Drum

Specification

98% Polyphenol

Trademark

COMEXT

Origin

China

HS Code

1302199099

Production Capacity

10mt/Months

Key features

High Purity Polyphenol Content: Contains 98% polyphenol, 70% catechin, and 45% EGCG verified by HPLC.

Natural Antioxidant Source: Rich in antioxidants supporting heart, liver, brain health, and skin improvement.

Weight Loss Support: Proven ability to aid weight loss and lower blood sugar levels.

Strict Quality Control: Meets USP/EP standards for pesticide residue and low heavy metal content.

Fast Delivery Time: Standard delivery within 2-3 working days for most orders.

Free Sample Availability: 10-20g free samples available for quality verification.

Long Shelf Life: 2 years shelf life when stored in a well-closed container away from moisture.

Versatile Application Forms: Suitable for tablet and capsule production in food and medicine.

Company profile

Quality AssuranceOverseas WarehouseHigh Repeat Buyers ChoiceProduction Process Visualization

Changsha Comext Biotech Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 9 Years CertifiedNearest Port: Shanghai Port,Average Response Time: ≤3.11h

AI-Powered supplier vetting

SummaryComext presents capabilities across export trade, manufacturing, service, quality control, R&D, and sustainability. It reports multiple management-system certifications and states that quality assurance is present. Service-related procedures exist for supplier assessment, corrective and preventive actions, and customer complaints, but records are not available. The supplier reports in-stock and overseas-warehouse capabilities, OEM service for popular brands, ODM services, and customization from samples or designs. However, it has no valid manufacturing-capacity contract with its affiliated subcontractor, no new products in the past year, no R&D patents, no overseas showroom, and no available SDK. Financial credibility cannot be assessed because the provided financial entries contain only years and no usable financial information.

CertificationsThe supplier reports OHSAS/OHSMS 18001, ISO 9001, ISO 14001, and QC 080000 certifications under its supplier management systems. These explicitly indicate a broad set of reported management-system certifications.

R&D capabilityThe supplier provides ODM services and has documented R&D inputs, outputs, reviews, verification, and validation for audit, but reports no new products in the past year and zero R&D patents. The evidence shows an established R&D process but limited demonstrated recent innovation output.

Production capacityThe supplier reports quality assurance, in-stock capability, lead times within 15 working days in both peak and off-season, and OEM service for popular brands. However, it has no valid manufacturing-capacity contract with its factory or affiliated subcontractors, creating a documented production-governance deficiency.

Customization capabilityThe supplier explicitly offers customization from samples and designs, as well as ODM services, and reports OEM service for popular brands. These statements directly support capability for customer-specific product development and manufacturing.