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Research-Grade Peptides & Compounds

High-purity research compounds independently verified via HPLC and mass spectrometry. Every batch ships with a full certificate of analysis.

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Best Sellers

GHK-Cu 100mg
BEST SELLER
98.8%
peptides

GHK-Cu 100mg

C14H23CuN6O4

GHK-Cu (Copper Peptide) is a naturally occurring copper complex of the tripeptide glycyl-L-histidyl-L-lysine.

In Stock
$59.99
NAD+ 1000mg
BEST SELLER
98%+
peptides

NAD+ 1000mg

C21H27N7O14P2

Nicotinamide Adenine Dinucleotide (NAD+) is a critical coenzyme present in all living cells that participates in over 500 enzymatic reactions. It serves as a primary electron carrier in redox metabolism and a substrate for NAD+-consuming enzymes including sirtuins and PARPs.

In Stock
$99.99
GLP-3R (Reta) 20mg
BEST SELLER
98.5%+
peptides

GLP-3R (Reta) 20mg

C187H291N45O59

GLP-3R (Reta) is a triple-acting incretin receptor agonist peptide targeting GLP-1, GIP, and glucagon receptors simultaneously. It represents a new class of tri-agonist peptides for metabolic research.

In Stock
$199.99
BPC-157 5mg
BEST SELLER
99.1%
Out of Stock
peptides

BPC-157 5mg

C62H98N16O22

Body Protection Compound-157 (BPC-157) is a pentadecapeptide composed of 15 amino acids. It is a partial sequence of body protection compound derived from human gastric juice.

Out of Stock
$44.99
TB-500 2mg
BEST SELLER
98.7%
Out of Stock
peptides

TB-500 2mg

C212H350N56O78S

Thymosin Beta-4 (TB-500) is a naturally occurring peptide present in virtually all human and animal cells. It plays a critical role in tissue repair and regeneration.

Out of Stock
$32.99
Melanotan II 10mg
BEST SELLER
99.0%
Out of Stock
peptides

Melanotan II 10mg

C50H69N15O9

Melanotan II is a synthetic analog of the naturally occurring melanocortin peptide hormone alpha-melanocyte-stimulating hormone (α-MSH).

Out of Stock
$29.99
Ipamorelin 5mg
BEST SELLER
99.2%
Out of Stock
peptides

Ipamorelin 5mg

C38H49N9O5

Ipamorelin is a selective growth hormone secretagogue and ghrelin receptor agonist. It is a pentapeptide with a unique selectivity profile.

Out of Stock
$34.99
IGF-1 LR3 1mg
BEST SELLER
98.2%
Out of Stock
proteins

IGF-1 LR3 1mg

C400H625N111O115S9

IGF-1 LR3 (Insulin-like Growth Factor-1 Long R3) is a modified version of IGF-1 with an extended half-life and increased potency.

Out of Stock
$89.99
CJC-1295 / Ipamorelin Blend
BEST SELLER
98.5%+
Out of Stock
peptide blends

CJC-1295 / Ipamorelin Blend

A research blend combining CJC-1295 (No DAC) and Ipamorelin for synergistic studies on growth hormone secretion pathways.

Out of Stock
$54.99
Why CrestBioLabs

Built for Serious Research

We maintain the highest standards in research compound quality, testing transparency, and customer service.

100%

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HPLC & Mass Spectrometry

Every batch undergoes dual analytical verification by independent, accredited third-party laboratories.

99%+

Avg. Purity

Pharmaceutical-Grade Purity

Minimum 98% purity, most exceeding 99%. Manufactured under cGMP protocols.

Every

Batch Verified

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Full COAs with HPLC chromatograms and mass spectrometry data included per batch.

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Orders placed before 2 PM EST ship the same business day with temperature-controlled packaging.

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Avg. Response

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Testimonials

Trusted by Researchers

Hear from researchers and laboratories who rely on CrestBioLabs.

CrestBioLabs consistently delivers peptides with exceptional purity that matches our in-house HPLC results. The COAs are thorough and batch consistency is remarkable.

D

Dr. Rebecca Mitchell

Principal Investigator

University Research Lab

Competitive pricing, fast shipping, and genuine 99%+ purity. We've ordered over 50 different compounds and every one has met or exceeded specifications.

D

Dr. Sanjay Patel

Lab Director, Biochemistry

Private Research Institute

Their technical support helped me find the exact compounds for my thesis research with detailed handling protocols. The quality of their BPC-157 and TB-500 is outstanding.

K

Katherine Thompson, M.S.

Graduate Research Fellow

Molecular Biology Dept.

Research Use Only: All products are intended strictly for in-vitro laboratory and research purposes. Not for human or animal consumption.

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