Quality & lab tests / 3 MIN READ

Reading a Shilajit Lab Report: Samples, Tests and Results

Read a shilajit lab report step by step: match the sample, check heavy metal analysis and interpret results, units and reporting limits.

THE SHORT ANSWER

A shilajit certificate of analysis (COA) records results for a particular sample. Before using it to judge a product, check three things: what was submitted, which tests were performed and how the sample connects to the batch you can buy.

In this guide4 sections

01

Start with the sample and the batch

Find the sample description, sample number and report date. Is the material bulk resin, an ingredient or a finished product? A result for an ingredient does not describe everything added to a finished gummy or capsule.

When comparing products described as pure shilajit resin, connect the laboratory sample to the retail batch. The codes may differ; the supporting records should explain the relationship. A matching brand name is not enough. See our guide to real shilajit, purity and authenticity.

Check who selected the sample. An outside laboratory may test material submitted by the seller; that is different from the laboratory taking a representative sample itself. [S2]

02

Check the tests, not just the badge

Read the test list against the question you want answered. For heavy metal analysis, look for the named elements. For microbiology, look for the organisms or counts tested. A composition measurement, such as fulvic acid content, answers a different question.

A missing test is an unanswered question, not an implied pass. Nor does a contaminant result establish a health benefit.

Where accreditation is claimed, check the laboratory’s published scope for the relevant work. A laboratory name or logo alone does not establish that every test on the report is accredited. Our laboratory and accreditation guide explains the distinction. [S3]

03

Keep each result with its context

Read the result, unit, method and notes together. “Not detected” needs its detection limit; a less-than result is not a measured zero. Ask the laboratory or seller what the stated threshold means. [S1]

If the report says “pass”, find the requirement used for that decision. Do not treat a pass against a particular specification as a conclusion about every possible contaminant or every legal requirement.

For more detail on units and reporting limits, read how to interpret laboratory numbers.

04

Five questions to send with a report

If the document leaves a gap, ask a precise question rather than requesting another testing badge:

  • Can you provide the complete report, including its notes and all pages?
  • Which retail batch does this sample represent, and what record connects them?
  • Who selected the sample, and was it an ingredient or the finished product?
  • Where are the results for the tests relevant to my question?
  • Which specification and reporting limits explain the results?

Keep the answers with the report. That gives you a record you can check when comparing products, without assuming that two certificates cover the same material or tests.

THE REFERENCES

Go to the source.

  1. Eurachem: The Fitness for Purpose of Analytical Methods, third edition (2025), sections 5.3 and 9Accessed 2026-10-18
  2. Eurachem: Measurement uncertainty arising from samplingAccessed 2026-10-18
  3. UKAS: Introduction to the digital accreditation scheduleAccessed 2026-10-18