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≥99% Purity Guaranteed Third-Party Lab Tested COA Included With Every Order Same-Day Shipping on Orders Before 3PM Heavy Metals & Sterility Tested Verified by HPLC Analysis ≥99% Purity Guaranteed Third-Party Lab Tested COA Included With Every Order Same-Day Shipping on Orders Before 3PM Heavy Metals & Sterility Tested Verified by HPLC Analysis
Prime 9 Labs
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Research-Grade Peptides · For Science

Engineered at the
Molecular Level.
Verified by Science.

Prime 9 Labs delivers lab-grade peptides with documented purity, batch-level transparency, and independent third-party verification. Your research demands nothing less.

0%+
Purity Guaranteed
0K+
Orders Fulfilled
3rd
Party Tested
Batch-level COA included with every order
Independent U.S. accredited lab testing
Secure checkout · Same-day fulfillment by 3PM PST
Prime 9 Labs — Retatrutide Research Peptide
50K+
Orders Fulfilled
99%+
Purity Verified
COA
Included
HPLC VerifiedPurity Analysis
COA Per BatchFull Transparency
3rd Party TestedU.S. Accredited Labs
Same-Day ShippingOrders Before 3PM
Sterility TestedHeavy Metals Screened

Quality You Can
Verify, Not Just Trust

Every compound synthesized by Prime 9 Labs undergoes rigorous multi-point testing before it ever reaches your lab. We don't ask you to take our word for it. We give you the proof.

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GHK-Cu & Tesamorelin — Prime 9 Labs Research Peptides
≥99% Pure
COA Verified
U.S. Accredited Lab
HPLC Analysis

High-performance liquid chromatography confirms compound identity and purity down to the microgram.

Mass Spectrometry

MS identity confirmation validates each compound matches its exact molecular signature.

Heavy Metals Screen

ICP-MS testing ensures all compounds are free from harmful metal contaminants.

Endotoxin & Sterility

LAL endotoxin testing and sterility analysis on every batch before distribution.

Popular Peptides

Frequently requested compounds independently tested at U.S. accredited laboratories. Every batch ships with a full Certificate of Analysis.

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0%
Minimum Purity
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Research Labs Served
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COA Included
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Avg. Ship Time
New
Tirzepatide
Tirzepatide
Dual GIP/GLP-1 Agonist

Dual GIP/GLP-1 receptor agonist researched for glucose-dependent insulin secretion and metabolic regulation studies.

≥99% Pure COA Verified 3rd Party Tested
$150
Research Use Only
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Popular
Tesamorelin
Tesamorelin
GHRH Analog

Synthetic GHRH analog studied for growth hormone secretagogue activity and visceral adipose tissue reduction protocols.

≥99% Pure COA Verified 3rd Party Tested
$125
Research Use Only
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HPLC Purity Analysis
Mass Spec Identity Confirmed
Heavy Metals Screened
U.S. Accredited Labs Only
Same-Day Dispatch

Built on a Foundation
of Verified Quality

Every decision — from compound sourcing to final delivery — is grounded in one principle: research deserves a reliable, transparent supply chain.

0K+
Orders Fulfilled
0%
Minimum Purity
0
Quality Checkpoints
0%
COA with Every Order
50K+
Orders Fulfilled

Trusted by a growing network of researchers, labs, and institutions worldwide with consistent on-time delivery and compound integrity on every order.

HPLC
Independent Lab Testing

Every batch is tested at U.S. accredited third-party laboratories using HPLC purity analysis, mass spectrometry, ICP-MS heavy metals, and endotoxin screening.

COA
Full Batch Documentation

A downloadable Certificate of Analysis ships with every order — covering purity percentage, identity confirmation, testing date, lot number, and accredited lab details.

9
Quality Checkpoints

From raw material inspection to final packaging, every compound passes through nine distinct quality verification steps before it ever leaves our facility.

SSL
Secure & Discreet

SSL-encrypted checkout, discreet packaging, and protected account data. Your purchase details remain strictly confidential from order to delivery.

3+
Years in the Field

Three-plus years of continuous refinement in synthesis sourcing, testing protocols, and fulfillment operations — building a track record the research community can depend on.

Have Questions?
We Have Answers.

Everything you need to know about ordering and working with Prime 9 Labs compounds.

Are these peptides for human use?
No. All compounds sold by Prime 9 Labs are intended strictly for laboratory research purposes only. They are not approved for human or veterinary use, consumption, or self-administration of any kind. By purchasing, you confirm you are a qualified research professional.
How is quality verified?
Every compound is independently tested at accredited U.S. third-party laboratories before distribution. Testing includes HPLC purity analysis, mass spectrometry identity confirmation, heavy metals screening via ICP-MS, and endotoxin testing. Batch-specific COAs are provided with every product.
How should peptides be stored?
Lyophilized peptides should be stored at -20°C in a dry, dark environment. Once reconstituted, store at 4°C and use within a timeframe appropriate to your research protocol. Avoid repeated freeze-thaw cycles to preserve compound integrity.
What is your return / refund policy?
All sales are final. Due to the nature of research-grade reagents, we do not accept returns. If your order arrives damaged or incorrect, contact us within 48 hours of delivery with your order number and photos — we will send a replacement at no cost.
Best Seller
Retatrutide
Retatrutide
Triple Receptor Agonist

Triple receptor agonist (GIP/GLP-1/Glucagon) under active investigation for metabolic syndrome and obesity research.

$125
≥99% Purity · COA Included
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