SUPPLIER DILIGENCE

Documents to Ask a Herbal Manufacturer For Before Your First Order

A manufacturer’s willingness to hand over documents tells you more than any factory visit. Here is the document set to request before a first order, what each one proves, and how to read the response you get.

LicenceScope, not just existence
COAPer batch, methods named
StabilityIn your actual pack
RefusalItself informative

Why Documents Beat Impressions

This guide is for brand owners and procurement teams evaluating herbal, Ayurvedic or nutraceutical manufacturers in India.

A clean facility and a confident sales conversation tell you very little. What tells you something is whether the manufacturer can produce specific documents promptly, in a consistent format, with methods named. A business that runs proper quality systems has these on hand. A business that does not will deflect, delay or send something generic.

Request the set below in writing and judge the response as much as the content.

Read the response: Promptness and consistency of format matter nearly as much as the documents themselves. Generic sheets that could apply to any batch are a signal.

The Document Set

Request all of these before placing a first order.

  1. Manufacturing licence, with the dosage forms and product categories it covers clearly visible. Verify scope, not merely that a licence exists.
  2. GMP certification where applicable to the category, with its validity date.
  3. A sample certificate of analysis from a recent batch of a comparable product, with test methods named rather than results alone.
  4. The proposed per-batch testing panel for your product, with limits stated.
  5. Heavy metal and microbial test results from a recent comparable batch.
  6. Stability data format, and confirmation that studies will be run in your actual pack.
  7. Raw material sourcing and identity verification process, in writing.
  8. The product specification they propose for your product, as a document.
  9. Retention sample policy, including how long samples are held.
  10. Change control process, confirming ingredients and sources will not change without your approval.
  11. Batch numbering and traceability system, in outline.
  12. Any third-party accreditations or export registrations relevant to your market.

What Each Document Proves

Knowing what you are checking for makes the review faster.

Document What It Proves Common Red Flag
Manufacturing licence Lawful manufacture of your form Scope excludes your dosage form
GMP certificate Systems assessed externally Expired or not applicable to category
Sample COA Testing actually happens No methods named, or generic format
Testing panel Scope of routine control Narrow panel, no heavy metals
Stability format Shelf life is evidence-based Data from a different pack
Sourcing process Raw material identity controlled No identity verification step
Change control Your specification is protected No written process
Retention policy Disputes can be investigated No retention samples held

The stability row is the one buyers most often accept loosely. Data generated in a different container or closure does not support your shelf life.

How to Read the Response

Three patterns are worth recognising.

Prompt and Specific

Documents arrive quickly, in a consistent format, with methods named and dates visible. This is what a functioning quality system looks like.

Slow but Genuine

Documents arrive after some delay but are real and specific. Common with smaller manufacturers and not disqualifying, though it suggests limited administrative capacity.

Deflection

Documents are promised and not delivered, arrive generic, or the conversation redirects to price and speed. Treat this as the answer rather than an obstacle to work around.

A manufacturer who treats document requests as unreasonable is telling you how a quality dispute will go.

After the First Order

Diligence does not end at supplier selection.

  1. Require a certificate of analysis for every batch, not the first one only.
  2. Check that each COA names methods and matches your agreed panel.
  3. Spot-check a batch with independent testing periodically.
  4. Confirm retention samples are actually being held.
  5. Keep licences, specification, stability and COAs in one product file.
  6. Re-verify licence validity at renewal dates.
  7. Treat any specification change without notice as a serious issue.

Want a Manufacturer Who Sends Documents First?

Share your product and volume and our team will respond with licences, testing panel and documentation before discussing price.

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Frequently Asked Questions

What is the most important document to check?

The manufacturing licence, checked for scope rather than existence. A valid licence that does not cover your dosage form or product category does not make your product lawful, and this is the single most common oversight in supplier selection.

What should a certificate of analysis contain?

Batch identification, the tests run, the methods used by name, results against stated limits, and a date. Results without named methods, or a generic sheet that could apply to any batch, is not a meaningful COA.

Does stability data from the manufacturer transfer to my product?

Not automatically. Shelf life is specific to the product in its actual container, closure and film. Data from a different pack does not support your claimed shelf life, and this is the point buyers most often accept too loosely.

What if a manufacturer will not share documents?

Treat the refusal as the answer rather than an obstacle to negotiate around. A business running proper quality systems has these documents on hand, and one that treats the request as unreasonable is indicating how a future quality dispute will proceed.

Do I need to keep checking after the first order?

Yes. Require a certificate of analysis for every batch, confirm methods are named and match the agreed panel, spot-check independently from time to time, and re-verify licence validity at renewal. First-order diligence followed by no ongoing checks is a common gap.

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