Batch-verified · ≥98% purity

Research peptides, documented to the batch.

Every compound ships with a batch-specific Certificate of Analysis — HPLC purity, identity, and endotoxin results you can read before you order.

Most requested

Best-selling compounds

HPLC-verified, mass-spec confirmed, and shipped with a batch-specific Certificate of Analysis.

Tissue Repair Research

TB-500 · 50MG

COA available99.5% purity
$39.99 / from
Cellular Research

NAD+ · 50MG

COA available99% purity
$69.99 / from
Circadian Research

DSIP · 50MG

COA available99% purity
$29.99 / from
Neuro Research

SEMAX · 50MG

COA available99% purity
$29.95 / from
Catalog spotlight

Deals and BOGOs

Tissue Repair Research

TB-500 · 50MG

COA available99.5% purity
$39.99 / from
Circadian Research

DSIP · 50MG

COA available99% purity
$29.99 / from
Cellular Research

NAD+ · 50MG

COA available99% purity
$69.99 / from
Catalog spotlight

New Arrivals

Neuro Research

SEMAX · 50MG

COA available99% purity
$29.95 / from
Circadian Research

DSIP · 50MG

COA available99% purity
$29.99 / from
Cellular Research

NAD+ · 50MG

COA available99% purity
$69.99 / from
Tissue Repair Research

TB-500 · 50MG

COA available99.5% purity
$39.99 / from
Research catalog partners

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Quality & testing

Purity you can verify, batch by batch

Documentation is the product. Each lot is analytically reviewed and archived so results stay traceable long after the vial ships.

≥98% verified purity

HPLC-reviewed against reference standards to keep purity consistent across every documented batch.

Full COA access

Batch-level Certificate of Analysis available before every order — purity, identity, and endotoxin results included.

Independent laboratory testing

Third-party verification designed to reinforce identity, consistency, and reproducibility for research use.

Certificate of Analysis

Batch PG-240528
All pass
MethodHPLC · MS
Purity (HPLC)99.2%
IdentityConfirmed
EndotoxinsPass
Heavy metalsPass
Representative sample document · for illustration
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Featured categories

Explore compounds grouped by research focus.

For research use

How ordering works

A straightforward path from catalog to bench — with documentation available at every step.

1

Browse & review COA

Search the catalog and open the batch Certificate of Analysis before you decide.

2

Place your order

Secure checkout with clear pricing and confirmation of research-use terms.

3

Careful dispatch

Lyophilized compounds packed protectively and shipped from the U.S., usually same working day.

4

Archive & reorder

Your documents stay accessible by batch number for reproducible follow-up work.

For laboratory research use only. Not for human or veterinary use, diagnostic, or therapeutic purposes.
Trusted by research teams & independent labs
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