Decaffeinated green tea extract catechins projects need caffeine direction, marker target and COA alignment before quotation.
Decaffeinated Green Tea Extract Catechins Specification Guide
This guide helps B2B supplement, beverage and functional food teams evaluate decaffeinated green tea extract catechins specifications. The Green Tea Extract product page remains the main RFQ page for sample, COA, packing, MOQ and quotation. This page focuses on caffeine direction, catechin target, assay method, COA review and sample records.
A buyer brief may use terms such as decaffeinated green tea extract, catechins, tea polyphenols or EGCG. These targets are related but should be mapped clearly before supplier comparison. A broad decaffeinated extract is not the same quote line as a high-purity EGCG ingredient or a catechin-specific specification.
Specification Fields for Decaffeinated Catechin Extract
| Field | What to confirm | Buyer note |
|---|---|---|
| Caffeine direction | Expected caffeine range or buyer-defined target. | Keep the limit clear before sample comparison. |
| Catechin target | Total catechins, buyer-selected catechin marker or broad extract grade. | Defines the most suitable product route. |
| Assay method | How catechins and caffeine are tested and reported. | Supports document review across suppliers. |
| COA record | Batch number, result values, specification limits and quality fields. | Links sample approval with commercial batch review. |
| Physical parameters | Appearance, particle size, moisture, flowability and packing notes. | Important for capsule, tablet, powder blend and beverage trials. |
| Commercial fit | Sample quantity, MOQ, lead time, packing size and destination market. | Aligns QA review with purchasing planning. |
Decaffeinated Extract vs Catechins vs Tea Polyphenols
| Target | Best support page | Document focus |
|---|---|---|
| Decaffeinated green tea extract | Decaffeinated Green Tea Extract supplier guide. | Caffeine direction, extract grade, COA and sample fit. |
| Catechins | Catechins COA specification guide. | Catechin marker, assay result and batch COA. |
| Tea polyphenols | Tea polyphenols specification guide. | Broad polyphenol marker and specification review. |
Sample Approval Workflow
- State whether the project needs decaffeinated extract, catechins, tea polyphenols or EGCG.
- Confirm caffeine direction, catechin marker, assay method and result format before sample comparison.
- Review representative COA, specification sheet, packing information and questionnaire needs.
- Test the sample in the actual capsule, tablet, powder blend, beverage or food matrix.
- Keep the approved sample, COA and quotation record connected for repeat purchasing.
RFQ Checklist for Decaffeinated Catechin Extract
- Target marker and expected result format.
- Caffeine direction and any internal quality limit.
- Application format: capsule, tablet, powder blend, beverage or functional food project.
- Physical requirements such as appearance, particle size, flowability and packing size.
- Required documents: specification, COA, packing information and questionnaire.
- Sample quantity, destination market, MOQ expectation and annual volume.
Specification Route
Define Caffeine Direction First, Then Confirm the Catechin Marker
Use the Green Tea Extract supplier page for RFQ. For broader caffeine review, compare the caffeine specification guide; for catechin-specific sourcing, keep this page with the catechins COA guide.
FAQ: Decaffeinated Green Tea Extract Catechins
Check catechin target, caffeine direction, assay method, batch COA, physical parameters, packing, MOQ and sample approval records.
Not always. Buyers should state whether the RFQ needs a broad decaffeinated extract, a catechin marker, tea polyphenols or another marker target.
Use the Green Tea Extract product page for quotation and this guide for decaffeinated catechin specification review.
Yes. For decaffeinated extract projects, caffeine direction and catechin marker should be checked together with the same sample and COA record.
Request Decaffeinated Catechin Extract Samples
To request decaffeinated green tea extract catechins samples, share the caffeine direction, catechin target, assay expectation, application format, document list, sample quantity, packing preference and annual volume. Contact HERBSEA for COA, specification, sample and quotation details.