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Search peptides — top sellers first

Tested in the USA | Purity 99%+

High purity peptides you can trust

  • Every lot tested — COAs public
  • 99%+ purity, verified or refunded
  • Ships from the USA in under 24 hours
20k+

Trusted by 20k+ researchers

Proof, not promises

The latest lab reports.

Independent results for every lot. Tap a row to read the certificate.

Live tests164 lots · rolling

Third-Party Tested

Every batch · HPLC + LC-MS

Batch-Level COAs

PDF download · No login

USA Warehouse

All orders ship in <24 hrs

99%+ Purity Guarantee

Verified or refunded

Compound catalog

Best sellers

All products independently verified. COA linked on every page.

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The proof

Every batch. Every number. Verifiable.

HPLC purity and mass-spec identity from independent, accredited labs — the certificate is published before the batch ships and is searchable by lot number. No claims we can’t show you the paper for.

Avg HPLC purity99.69%
Endotoxin<0.5 EU/mg
IdentityLC-MS confirmed
SterilityUSP <71>
Browse all lab reports

Freedom Diagnostics

Certificate of Analysis

BAV6Y2

21 SEPT 2026

GLP-2 30MG

Purity (HPLC)99.96%PASS
Net content29.81 mgPASS
Verified

Self-serve verification

Look up any compound’s lab report.

Search the peptide you’re holding and its exact certificate opens right here — HPLC purity, identity, the lab, and the date it was tested.

52 lab reports publishedIndependent accredited labsHPLC on every lot

Third-party verified

Quality you can verify, not just trust.

Every batch is independently tested by accredited U.S. laboratories. We don’t ask you to take our word for it — we hand you the proof, on the record, with every lot.

99.94%

Documented purity by HPLC

100k+

Active researchers served

<4 hr

Median support response

Documented purity

HPLC · every lot

Reverse-phase HPLC integrates the target peak as a share of total area; the full chromatogram is published on each lot’s Certificate of Analysis.

Why it matters: impurities introduce uncontrolled variables. A pure starting material is a prerequisite for reproducible work.

Shop nowCOA included with every order

An honest comparison

Where we’re the same, and where we’re better.

What you getAXOSTypical suppliers
Fast US shippingAny good supplier ships quick — so do we.YesYes
Fair market pricingWe’re priced with the market, not above it.YesYes
Every lot tested by a named labWe test all of it and print the lab’s name. Most test some batches and stay vague.YesSometimes
COA public before you buyOurs is on the page up front. Theirs is usually on request — if at all.YesSometimes
Purity money-back guaranteeTest your vial; if it misses spec, we refund it. Almost no one else does.YesNo
Reviews tied to real ordersVerified buyers only — no anonymous filler.YesNo
Trusted by 20k+ researchers

The proof convinces.

Elite research demands elite compounds.

Research vial

Real testing

Most peptide suppliers give you a PDF and call it verified. We give you three independent lab reports, batch-specific documentation, and complete molecular transparency.

How it works

Simple steps to peptide research

  • 1

    Choose Your Peptide

    Browse our catalog of triple-verified compounds.

  • 2

    Verify The Batch

    Every order includes HPLC reports & purity analysis.

  • 3

    Research With Confidence

    Fast shipping. Stored frozen until the day it ships.

Reader favorites

Favorite picks

AXOS · Research Handbook

The Peptide
Research
Handbook

A field reference for independent researchers working with peptide compounds.

AXOS Research · Est. 2024

Free resource

The peptide research handbook, on us.

Everything a serious researcher should know before the first vial — distilled into one clear, no-fluff PDF.

  • The 7 core research compounds, explained plainly
  • Storage, reconstitution & handling protocols
  • How to actually read and verify a COA
  • A vendor-sourcing checklist to avoid junk material

No spam. Unsubscribe anytime. 2,000+ researchers already have it.

FAQ

Questions, answered.

The essentials researchers ask before their first order.

Browse all FAQs or talk to our team.

The purity money-back guarantee

99% pure, or your money back.

Independently test any vial you buy. If it doesn't meet the spec printed on its COA, we refund the test and the full order — no questions asked.

Third-party tested

HPLC + LC-MS on every lot, by named accredited labs.

COA on every lot

Published before it ships — no login, no request.

Test-it-yourself refund

Miss the spec and we refund the test and the order.

COA on every lot · third-party tested · same-day US dispatch