You cannot confirm pure shilajit with home tests such as the water, flame or thread test, because they cannot detect heavy metals or contaminants. The reliable checks are a batch-specific lab report, a licensed manufacturer, a clear label that describes the purification and a lab-measured fulvic acid figure.
Why purity matters with shilajit
Shilajit is a resin that seeps out of mountain rock. Raw shilajit can contain heavy metals, fungal contamination and other impurities. Makers purify it to remove them and Ayurveda has a traditional cleaning process for this called shodhana.
A second concern is that some products sold as shilajit are diluted or mixed with other materials. So “pure” has two meanings: genuine shilajit and shilajit that is properly purified and safe to take. You need to check both.

Home tests: why they fall short
Videos and blogs describe many home tests. They look convincing, but none of them proves that a product is pure or safe.
| Test | What people do | Why it falls short |
| Water test | Drop the resin into warm water and watch whether it dissolves | Purified shilajit usually dissolves at least partly, but some fillers dissolve too and dissolving says nothing about heavy metals |
| Flame test | Heat a small piece and watch for smoke or residue | Results vary with moisture and processing and a flame cannot detect metals |
| Thread or stretch test | Pull a sticky strand from the resin | Texture depends on moisture and on how the maker processed the resin |
| Smell and taste | Judge the earthy or smoky smell | Smell varies by source and sellers can imitate it |
A product can pass every one of these tests and still contain lead or arsenic. Only a laboratory can check that.

What actually verifies purity
1. A batch-specific lab report
This is the most useful check. Ask for the report that matches the batch number on your jar or pack, not a generic one. A good report comes from an accredited lab (in India, look for NABL accreditation) and shows:
- Heavy metal results, such as lead, arsenic, mercury and cadmium
- Microbial counts, including yeast and mould
- The lab-measured fulvic acid content
- The batch number and the test date
2. A licensed manufacturer
The pack should show the manufacturer’s name, full address and licence numbers. In India that usually means an FSSAI licence number and, for Ayurvedic products, an AYUSH manufacturing licence, as applicable. You can check an FSSAI licence number on the FSSAI website.
3. A clear label
The label should name the ingredient (shilajit, sometimes written as Asphaltum punjabianum), give the amount per serving and show the batch number, manufacturing date and expiry date. If the label hides the amount of shilajit inside a blend, you cannot judge the dose.
4. Honest information on source and purification
Reputable brands explain where their shilajit comes from and how they purify it. Phrases such as “100% pure Himalayan” with nothing to back them up tell you very little.
5. Sensible claims and pricing
Be wary of cure claims, hormone claims and promises of dramatic results. A very low price for a large quantity of resin also deserves questions.

A quick checklist before you buy
- The seller shares a lab report that matches your batch number
- The lab is accredited and the report covers heavy metals, microbes and fulvic acid
- The pack shows the manufacturer’s address and licence numbers
- The label gives the amount of shilajit per serving
- The pack shows manufacturing and expiry dates
- The brand makes no cure or miracle claims
Red flags
- No lab report or a report without a batch number
- No manufacturer address or licence number
- Raw or unpurified resin sold for daily use
- A vague blend that never states how much shilajit it contains
- Promises of fast results or cures
What to do if you already bought a product
Ask the seller for the lab report for your batch. If they cannot provide one, think twice before you continue and do not rely on home tests to settle the question. Stop using the product and speak to a doctor if you notice anything unusual, such as persistent stomach upset, dizziness or a racing heart.
Who should check with a doctor first
Purity does not make shilajit right for everyone. Check with a doctor first if you have a heart condition, sickle cell anaemia, haemochromatosis (iron overload), thalassaemia or low blood pressure. The same applies if you take blood pressure, diabetes or iron medication or if you have surgery planned in the next two weeks.
Our guide to shilajit benefits for men covers dose, timing and side effects in more detail.
Frequently asked questions
You cannot confirm purity at home. Water, flame and thread tests are unreliable and none of them detects heavy metals. Use a batch lab report, licence numbers and a clear label instead.
Purified shilajit resin usually dissolves at least partly in warm water. Dissolving does not prove purity or safety, though, because some fillers dissolve too.
Look for heavy metal results (lead, arsenic, mercury and cadmium), microbial counts, lab-measured fulvic acid, the batch number, the test date and the lab’s accreditation details.
Brands report fulvic acid in different ways, so ask which method the lab used. Do not assume that a higher number means a better or safer product.
Raw shilajit taken straight from mountain rock can contain heavy metals, fungal contamination and other impurities. Choose a purified, lab-tested product instead.
A good place to start
Shilajit is one of the herbs in Men’s Power Capsule. Read the ingredient list on the product page and apply the checks above to any product you consider, ours included.
This article is for general information and does not replace medical advice. Speak with a doctor before starting any new supplement, especially if you have an existing health condition or take regular medication.