🚚 Fast Free Shipping on All Orders

For In Vitro Research Use Only

Coastal Bio Labs

Research-Grade Peptides &Compounds You Can Verify

Advancing Research. Exploring Potential. Every compound shipped with third-party HPLC/MS documentation, fast free shipping, and nitrogen-purged vials for maximum stability.

HPLC Verified
COA Every Batch
Free US Shipping
Discreet Packaging

40+

Research Compounds

≥99%

Minimum Purity

HPLC

Verification Method

COA

Included With Every Batch

1–2 day

Dispatch Time

US

Based & Fulfilled

Why Researchers Choose Us

Quality You Can Measure

Every claim is backed by third-party documentation. Numbers, not marketing.

≥99%

Min. Purity

01

Independent Testing

Every compound is analyzed by certified external laboratories — never self-reported. HPLC and mass spectrometry on every batch.

100%

Products Documented

02

COA Documentation

Certificates of Analysis from accredited third-party labs ship with every order. Batch-traceable, downloadable PDFs.

1–2

Day Dispatch

03

Fast Free Shipping

Complimentary US shipping on all orders. Most dispatched within 1–2 business days from our US fulfillment center.

N₂

Purged Vials

04

Discreet Packaging

Nitrogen-purged vials inside plain, unmarked packaging. Zero product names or branding on exterior labels.

US

Fulfillment

05

US-Based Fulfillment

All orders fulfilled domestically. No long international waits — domestic transit speeds with full tracking.

R&D

Compliant

06

Research Compliance

Strict in vitro research-only supply. Age verification, compliance disclaimers, and responsible distribution policies.

Best Sellers

Most Popular Compounds

Our most-ordered research compounds — HPLC verified, with COA documentation available on every batch.

View All Products
GLP-3 RT research peptide
Best Seller
Out of Stock
99% Pure

metabolic

GLP-3 RT

10mg

Retatrutide (GLP-3 RT) is a triple incretin receptor agonist research peptide with affinity for GLP-1, GIP, and glucagon receptors, studied in metabolic signaling research.

$65.00
View Product

In vitro research use only · Not for human or animal use

GLP-2 TZ research peptide
Best Seller
Out of Stock
99% Pure

metabolic

GLP-2 TZ

20mg

Tirzepatide (GLP-2 TZ) is a dual GIP/GLP-1 receptor agonist research peptide studied extensively in incretin receptor pharmacology and metabolic signaling research.

$60.00
View Product

In vitro research use only · Not for human or animal use

NAD+ research peptide
Best Seller
Out of Stock
99% Pure

metabolic

NAD+

100mg

Nicotinamide Adenine Dinucleotide (NAD+) is a fundamental coenzyme central to cellular energy metabolism and redox biology research.

$65.00
View Product

In vitro research use only · Not for human or animal use

GLOW (GHK-Cu 50mg / TB-500 10mg / BPC-157 10mg) research peptide
Best Seller
Out of Stock
99 (individual components)% Pure

blends

GLOW (GHK-Cu 50mg / TB-500 10mg / BPC-157 10mg)

Multi-peptide blend

GLOW is a pre-formulated research blend combining GHK-Cu, TB-500, and BPC-157 for studies examining extracellular matrix signaling, cytoskeletal dynamics, and cellular repair pathways.

$85.00
View Product

In vitro research use only · Not for human or animal use

All products are for in vitro laboratory research use only. Not for human or animal use.

Product Catalog

High-purity research compounds, third-party tested, with documentation available on request.

View All Products
GHK-Cu research peptide
Out of Stock
99% Pure

peptides

GHK-Cu

50mg

GHK-Cu is a naturally occurring copper-binding tripeptide studied in cell biology, tissue remodeling, and extracellular matrix research contexts.

$40.00
View Product

In vitro research use only · Not for human or animal use

Tesamorelin research peptide
Out of Stock
99% Pure

peptides

Tesamorelin

2mg

Tesamorelin is a synthetic analogue of Growth Hormone-Releasing Hormone (GHRH) supplied as a lyophilized research compound for qualified in vitro laboratory investigation.

$85.00
View Product

In vitro research use only · Not for human or animal use

MOTS-C research peptide
Out of Stock
99% Pure

metabolic

MOTS-C

5mg

MOTS-C is a mitochondria-derived peptide encoded in the 12S rRNA gene, studied in mitochondrial function and cellular metabolism research.

$65.00
View Product

In vitro research use only · Not for human or animal use

GLP-3 RT research peptide
Best Seller
Out of Stock
99% Pure

metabolic

GLP-3 RT

10mg

Retatrutide (GLP-3 RT) is a triple incretin receptor agonist research peptide with affinity for GLP-1, GIP, and glucagon receptors, studied in metabolic signaling research.

$65.00
View Product

In vitro research use only · Not for human or animal use

GLP-2 TZ research peptide
Best Seller
Out of Stock
99% Pure

metabolic

GLP-2 TZ

20mg

Tirzepatide (GLP-2 TZ) is a dual GIP/GLP-1 receptor agonist research peptide studied extensively in incretin receptor pharmacology and metabolic signaling research.

$60.00
View Product

In vitro research use only · Not for human or animal use

Semaglutide research peptide
99% Pure

metabolic

Semaglutide

10mg

Semaglutide is a GLP-1 receptor agonist research peptide studied in incretin signaling, pancreatic beta-cell biology, and metabolic pathway research.

$60.00
View Product

In vitro research use only · Not for human or animal use

Semax research peptide
Out of Stock
99% Pure

cognitive

Semax

10mg

Semax is a synthetic heptapeptide analogue of ACTH(4-10) studied in neuropeptide receptor pharmacology and neurotrophic factor research.

$50.00
View Product

In vitro research use only · Not for human or animal use

NAD+ research peptide
Best Seller
Out of Stock
99% Pure

metabolic

NAD+

100mg

Nicotinamide Adenine Dinucleotide (NAD+) is a fundamental coenzyme central to cellular energy metabolism and redox biology research.

$65.00
View Product

In vitro research use only · Not for human or animal use

GLOW (GHK-Cu 50mg / TB-500 10mg / BPC-157 10mg) research peptide
Best Seller
Out of Stock
99 (individual components)% Pure

blends

GLOW (GHK-Cu 50mg / TB-500 10mg / BPC-157 10mg)

Multi-peptide blend

GLOW is a pre-formulated research blend combining GHK-Cu, TB-500, and BPC-157 for studies examining extracellular matrix signaling, cytoskeletal dynamics, and cellular repair pathways.

$85.00
View Product

In vitro research use only · Not for human or animal use

All products are for in vitro laboratory research use only. Not for human or animal use. Not for therapeutic, diagnostic, or food use.

Lab Documentation

Full Transparency Through Certified Testing

Every compound we supply is analyzed by independent, accredited third-party laboratories. Certificates of Analysis are available for each product and batch — giving researchers full visibility into purity, identity, and quality standards.

  • Independent third-party HPLC + mass-spectrometry analysis on every batch
  • Purity, identity, and concentration verified by accredited external labs
  • Batch numbers traceable to specific COA documentation
  • COAs available to download directly from every product page

Certificate of Analysis

Independent Laboratory Report

Verified
ProductPeptide A — 5mg
Batch No.BATCH-2025-047
Purity (HPLC)≥99.1%
MethodHPLC + Mass Spec
LabAccredited 3rd-Party
Download Sample COA (PDF)

Purity

≥99.1%

3rd Party

Accredited Lab

Don’t Take Our Word for It — Verify It

We invite every researcher to independently test what we ship. Our purity claims should hold up in any lab, not just ours.

1

Send a Sample to Any Lab

Pick any independent analytical lab you trust and submit a sample from your order for HPLC or LC-MS testing.

2

Compare Against Our COA

Every batch ships with a Certificate of Analysis. Put the independent results side by side with ours.

3

Get Store Credit

Share your independent results with us — verified submissions earn store credit, whatever the outcome. Email support@yourdomain.com.

View Our Certificates of Analysis

Fulfillment

Fast, Free & Discreet

We handle every order with precision and discretion, from our US-based fulfillment center to your laboratory door.

Free Standard Shipping

Complimentary shipping on every order within the contiguous United States. No minimum order required.

Discreet Packaging

All orders ship in plain, unmarked packaging. No product names, brand markings, or visible content identifiers on the exterior.

Fast Processing

Orders are typically processed and dispatched within 1–2 business days of confirmed payment.

Tracking Included

A carrier tracking number is emailed immediately upon shipment so you can monitor delivery status.

All orders are shipped in plain, discreet packaging with no product names or brand markings visible on the exterior. For full shipping details, see our Shipping Policy.

Simple Process

How Ordering Works

1

Browse the Catalog

Explore our product catalog. Filter by category, review purity specifications, and download available Certificates of Analysis.

2

Place Your Order

Add compounds to your cart, confirm your research-use acknowledgement at checkout, and complete your order securely.

3

Fast Discreet Dispatch

Your order is packed and shipped within 1–2 business days in plain, unmarked packaging with full carrier tracking.

4

Documentation Included

Receive your COA and batch documentation. Need something specific? Contact us directly and we respond promptly.

Community Channel

Join our Telegram channel

Get product restock alerts, new COA drops, and research updates — straight to your feed.

Join our channel

Common Questions

Frequently Asked Questions

No. All products sold on this site are for in vitro laboratory research use only. They are not intended, approved, or suitable for human or animal use, consumption, or therapeutic application.

COAs can be requested directly from any product page by clicking "Request COA." You can also browse available COAs on our dedicated COAs page or contact us via the contact form.

We offer free standard shipping on all orders. Orders are typically processed within 1–2 business days and shipped in discreet, unmarked packaging with full tracking.

Storage requirements vary by compound. Please review the storage and handling notes on each product page. Generally, lyophilized peptides should be stored at −20 °C and protected from light and moisture.

Currently our primary fulfillment is within the United States. Contact us for inquiries about international orders. All purchasers are responsible for compliance with their local laws.

Get 15% Off Your First Order

Enter your email and we’ll send you a 15% first-order discount code.

Plus research updates, new product launches, and restock alerts.

No spam. Unsubscribe anytime. Your email is used only to send research updates. See our Privacy Policy.