Research use only · Not for human or animal consumption · 21+ only
Pure is not the same as clean.
Every lot screened for heavy metals, sterility, and endotoxins — not just purity.
45 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.
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Purity is where most vendors stop.
Almost any vendor can confirm a peptide is 99% pure. Far fewer screen for the heavy metals, endotoxins, and microbes a purity test never catches — and almost none let you call and verify your exact lot. We do all three.
Purity tested
the one test almost everyone runs
Screened for heavy metals
every lot, before it ships
Sterility + contaminant tested
endotoxins, microbes, residue
Independent lab report, every lot
matched to your exact lot number
Call and verify your lot
reach a real person, confirm the paper
Batch-traceable to its lot
Ships cold-chain, from the US
Published research, linked
read the studies yourself
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.