JP Labs Knowledge Center

Research Guides

Mechanism-of-action breakdowns, head-to-head comparisons, and step-by-step preparation notes for every compound we carry. Built for researchers who want the "why" behind the peptide, not just the spec sheet.

Research Use Only. All information in this library is for educational and research reference purposes. JP Labs products are intended strictly for in vitro laboratory research. Not for human or veterinary use. Not FDA approved for any therapeutic purpose.
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Compound Guides
Incretin Receptor Research
What is GLP3-R?
The triple GIP/GLP-1/glucagon receptor mechanism, research applications, available sizes, and preparation.
GH / IGF-1 Axis Research
What is Tesamorelin?
GHRH receptor mechanism, pulsatile GH release, IGF-1, visceral fat research, and preparation.
Mitochondrial & Redox Research
What is MOTS-C?
Mitochondrial-derived peptide origin, AMPK pathway activation, insulin sensitivity and aging research, and preparation.
Regulatory Peptide Research
What is BPC-157?
Body Protective Compound 157 — what it is, mechanism of action, preparation, and research applications.
GH / IGF-1 Axis Research
What is CJC-1295 + Ipamorelin?
The dual GHRH/ghrelin receptor mechanism, why the two are combined, research applications, and preparation.
Regulatory Peptide Research
What is GHK-Cu (Copper Peptide)?
Mechanism of action, gene activation, collagen synthesis research, the blue color explained, and preparation notes.
Mitochondrial & Redox Research
What is NAD+?
Why NAD+ declines with age, mechanism, the sirtuin connection, preparation, and research applications.
GH Axis · GHRH Analogue
What is Sermorelin?
GHRH analogue comprising the first 29 amino acids of endogenous GHRH. GHRH receptor mechanism, pulsatile GH release, half-life, and how it compares to CJC-1295.
Neuropeptide Research
What is Selank?
Synthetic tuftsin analogue — GABAergic modulation, BDNF expression, anxiolytic research, and intranasal delivery research.
Melanocortin Receptor Research
What is MT-2 (Melanotan 2)?
Alpha-MSH analog, non-selective MC1R/MC3R/MC4R agonist — melanogenesis, photoprotection, appetite, and how it compares to PT-141.
Melanocortin Receptor Research
What is PT-141 (Bremelanotide)?
MC4R-selective alpha-MSH metabolite — central (non-vascular) arousal mechanism, how it differs from PDE5 inhibitors, and male/female research models.
GH / IGF-1 Axis Research
What is IGF-1 LR3?
IGFBP-resistant IGF-1 analog with 20–30 hour half-life — PI3K/Akt/mTOR pathway, satellite cell hyperplasia vs hypertrophy, and in-solution stability.
Regulatory Peptide Research
What is Epithalon (Epitalon)?
AEDG tetrapeptide — hTERT/telomerase upregulation, pineal melatonin regulation, histone acetylation, and how it differs mechanistically from NMN.
Neuropeptide Research
What is Semax?
ACTH fragment 4-7 with Pro-Gly-Pro extension — BDNF upregulation, intranasal delivery research, neuroprotection in ischemia models, and Semax vs Selank.
Incretin Receptor Research / Incretin
What is GLP2-T?
Dual GIP/GLP-1 receptor agonist — how two incretin pathways work together, what GIP adds to GLP-1 monotherapy, and where GLP2-T sits vs semaglutide and triple agonist GLP3-R.
Antioxidant / Detox
What is Glutathione?
The master antioxidant tripeptide — GSH/GSSG redox cycle, glutathione peroxidase, Phase II liver detoxification via glutathione S-transferases, and tyrosinase inhibition in skin pigmentation research.
Regulatory Peptide Research
What is KLOW?
Why GHK-Cu, BPC-157, TB-500, and KPV are combined into one vial, each component's mechanism, and how a blend differs from dissolving each peptide separately.
Melanocortin-Family / Anti-Inflammatory
What is KPV?
The alpha-MSH C-terminal tripeptide — receptor-independent NF-κB inhibition, mast cell stabilization, and how it differs from PT-141 and MT-2.
Mitochondrial & Redox Research
What is SS-31 (Elamipretide)?
The cardiolipin-binding mechanism, mitochondrial membrane structure and ROS research, and how SS-31 differs from NAD+.
Comparisons
Comparison
GLP3-R vs GLP2-T
Mechanism differences, receptor profiles, research applications, and key distinctions for metabolic research.
Comparison
Tesamorelin vs MOTS-C
GHRH/GH axis vs AMPK/mitochondrial mechanisms, research applications, and key distinctions for metabolic research.
Comparison
Semax vs Selank
Neuroprotection vs anxiolytic pathways — BDNF/VEGF upregulation vs GABAergic modulation, research model differences, and when researchers use each.
Comparison
BPC-157 vs GHK-Cu
Two tissue repair compounds with different mechanisms — angiogenesis and growth factor signaling vs copper-mediated collagen synthesis and MMP remodeling.
Comparison
BPC-157 vs Ipamorelin
Local tissue repair vs systemic GH axis activation — two recovery research peptides with non-overlapping mechanisms that can be studied together without interference.
Research Guide
Epithalon vs Epitalon
Same compound, two spellings — a full explanation of the transliteration difference plus a complete overview of telomerase activation and pineal gland research.
From the Blog
How to Read a Peptide Certificate of Analysis (COA)
What every section of a COA actually means, how to verify a lab result is real, and the red flags that signal a supplier is cutting corners.
Peptide Storage 101: Temperature, Light & Shelf Life
A practical reference for storing lyophilized and peptides in solution — what temperature, what light exposure, and how long each compound class stays stable.
Single, Dual & Triple Agonists: Understanding the GLP Peptide Family
Why receptor count isn't "more = better," and how to think about the differences between GLP-1, dual, and triple agonist mechanisms.
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Regulatory Notice

None of the statements on this website have been reviewed or approved by the U.S. Food and Drug Administration. JP Labs products are not intended to diagnose, treat, cure, or prevent any disease or medical condition. All products are sold strictly for in vitro laboratory research purposes. They are not for human or animal use of any kind. DiPerna Services, LLC d/b/a JP Labs is not a compounding pharmacy or outsourcing facility as defined under Sections 503A and 503B of the Federal Food, Drug, and Cosmetic Act.