Research Library
Peptide research guides
Reference overviews of the compounds we supply — mechanism, published preclinical findings, handling, and quality verification. Written for qualified researchers. For research use only.
Semaglutide vs Tirzepatide vs Retatrutide: Single, Dual, and Triple Agonists
A research-use-only comparison of the three leading incretin peptides by receptor target: semaglutide (single), tirzepatide (dual), and retatrutide (triple).
June 29, 2026
Cagrilintide: A Research Reference Guide to the Long-Acting Amylin Analog
Cagrilintide is a long-acting synthetic amylin analog studied alongside incretin peptides. A research-use-only overview of its mechanism and handling.
June 29, 2026
Glutathione: A Research Reference Guide to the Master Antioxidant
Glutathione is a tripeptide antioxidant central to cellular redox balance. A research-use-only overview of its role, research uses, and handling.
June 29, 2026
Tesamorelin: A Research Reference Guide to the GHRH Analog
Tesamorelin is a stabilized synthetic analog of growth-hormone-releasing hormone (GHRH). A research-use-only overview of its mechanism and handling.
June 29, 2026
NAD+: A Research Reference Guide to the Cellular Coenzyme
NAD+ is a coenzyme central to cellular energy metabolism and sirtuin signaling. A research-use-only overview of its role, research interest, and handling.
June 29, 2026
KPV: A Research Reference Guide to the Anti-Inflammatory Tripeptide
KPV is a tripeptide fragment of α-MSH studied in preclinical models for anti-inflammatory signaling. A research-use-only overview of mechanism and handling.
June 29, 2026
How to Read a Peptide Certificate of Analysis (COA)
A practical guide to reading a peptide Certificate of Analysis — HPLC purity, mass-spec identity, and the lot details that prove what you received.
June 29, 2026
Tirzepatide vs Semaglutide: The Difference Researchers Study
Tirzepatide is a dual GIP/GLP-1 agonist; semaglutide is a GLP-1-only agonist. A research-use-only comparison of receptor targets, structure, and how they are studied.
June 29, 2026
MOTS-c: A Research Reference Guide to the Mitochondrial-Derived Peptide
MOTS-c is a mitochondrial-derived peptide studied for roles in metabolic regulation and AMPK signaling. A research-use-only overview.
June 29, 2026
CJC-1295 and Ipamorelin: A Research Reference Guide
CJC-1295 (a GHRH analog) and ipamorelin (a selective GH secretagogue) are studied together on the growth-hormone axis. A research-use-only overview.
June 29, 2026
GHK-Cu: A Research Reference Guide to the Copper Tripeptide
GHK-Cu is a naturally occurring copper-binding tripeptide studied for roles in tissue remodeling and gene expression. A research-use-only overview.
June 29, 2026
Retatrutide: A Research Reference Guide to the Triple Agonist Peptide
Retatrutide is an investigational triple agonist targeting GIP, GLP-1, and glucagon receptors. A research-use-only overview of its mechanism and handling.
June 29, 2026
Semaglutide: A Research Reference Guide to the GLP-1 Receptor Agonist
Semaglutide is a long-acting GLP-1 receptor agonist peptide. A research-use-only overview of mechanism, GLP-1 signaling, and laboratory handling.
June 29, 2026
Tirzepatide: A Research Reference Guide to the Dual GIP/GLP-1 Agonist
Tirzepatide is a dual GIP and GLP-1 receptor agonist peptide. A research-use-only overview of its mechanism, receptor pharmacology, and handling.
June 29, 2026
BPC-157 and TB-500: How These Research Peptides Are Studied Together
A research-use-only look at BPC-157 and TB-500 (a thymosin β4 fragment) — distinct mechanisms researchers study side by side in tissue-repair models.
June 29, 2026
BPC-157: What the Research Says (A Lab Reference Guide)
BPC-157 is a synthetic pentadecapeptide studied in preclinical models for tissue repair and angiogenesis. A research-use-only overview of mechanism, evidence, and handling.
June 29, 2026