Research use only · Not for human or animal consumption · 21+ only
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Pure is not the same
as clean.
Every lot screened for heavy metals, sterility, and endotoxins — not just purity.
View the catalog45 reference materials · CoA per lot · lab-tested by Vanguard
Not for human or animal consumption, therapeutic, clinical, diagnostic, dietary, dosing, injection, ingestion, or administration use.
Every compound, documented.
View all
Purity is where most vendors stop.
A purity number is one test. A VNG lot report from Vanguard Laboratory can carry five, and each one is published under its lot number.
Vanguard Laboratory · ISO/IEC 17025:2017 · A2LA #6377.01.01 · Olympia, Washington
See the 31 lot reports- 01HPLC
Purity
HPLCHow much of the vial is the peptide itself.
- 02Assay
Content
AssayThe measured amount, checked against the label.
- 03ICP-MS
Heavy metals
ICP-MSChromium, arsenic, cadmium, lead and mercury.
- 04USP <71>
Sterility
USP <71>Cultured and watched for any microbial growth.
- 05LAL
Endotoxin
LALBacterial endotoxin, reported per milligram.
- The documentation page shows which of these each lot report covers.
Quality you can verify, not just trust.
Every lot is independently tested by accredited U.S. laboratories. We do not ask you to take our word for it — we ship the analytical record with the vial.
Verified Potency
HPLC AnalysisEach lot is HPLC-tested so the analytical readout matches the labeled mass — down to the microgram.
Why it matters: Verifiable potency for reproducible bench work. No surprises mid-experiment.
Browse the reference-material catalog.
Identity, purity, lot documentation, and Certificate of Analysis access for every material — supplied for laboratory research use only.
Frequently asked
What are these materials intended for?
All materials are supplied for in-vitro research, analytical method development, identity verification, and laboratory evaluation by qualified research customers. They are not for human or animal consumption, therapeutic, clinical, diagnostic, dietary, dosing, injection, ingestion, or administration use.
Who can purchase from VNG?
Materials are supplied only to qualified research customers — researchers, laboratories, academic institutions, and biotech organizations. By ordering you acknowledge you are purchasing for laboratory research use only. You must be of legal age in your jurisdiction.
How is identity and purity verified?
Each lot is independently analyzed by Vanguard for identity, purity, and concentration. A Certificate of Analysis matched to the exact lot ships with the order, and lot records are available on request.
How are materials shipped?
Materials ship in temperature-controlled, tracked, lot-documented packaging to maintain stability in transit. Fulfillment and shipping details are in the Shipping Policy.
Do you provide usage or handling guidance?
No. VNG supplies laboratory research materials and lot documentation only. We do not provide medical, clinical, dosing, preparation, or usage guidance of any kind.