📚 Research Library
Peptide Research
Peptide Research
Reference Guide
Comprehensive compound summaries — mechanism of action, research highlights, and specifications for every peptide in our catalog. All information is sourced from peer-reviewed literature.
Fat-Loss / Body Composition Support
Triple Agonist
Retatrutide
Retatrutide is an investigational triple agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. The glucagon receptor component adds a thermogenic effect — increased…
Half-life
~6 days
Purity
≥97% (HPLC)
24.2%
3×
GLP-1 Agonist
Semaglutide
Semaglutide is a synthetic analogue of glucagon-like peptide-1 (GLP-1) with 94% sequence homology to native GLP-1. It binds and activates GLP-1 receptors in the pancreas, hypothal…
Half-life
~7 days
Purity
≥98% (HPLC)
14.9%
−1.89%
Dual GIP/GLP-1 Agonist
Tirzepatide
Tirzepatide is a single-molecule dual agonist that simultaneously activates both glucose-dependent insulinotropic polypeptide (GIP) receptors and GLP-1 receptors. This dual mechan…
Half-life
~5 days
Purity
≥98% (HPLC)
20.9%
−2.46%
GLP-1 / GIP / Multi-Agonist Metabolic Peptides
Triple Agonist
Retatrutide
Retatrutide is an investigational triple agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. The glucagon receptor component adds a thermogenic effect — increased…
Half-life
~6 days
Purity
≥97% (HPLC)
24.2%
3×
GLP-1 Agonist
Semaglutide
Semaglutide is a synthetic analogue of glucagon-like peptide-1 (GLP-1) with 94% sequence homology to native GLP-1. It binds and activates GLP-1 receptors in the pancreas, hypothal…
Half-life
~7 days
Purity
≥98% (HPLC)
14.9%
−1.89%
Dual GIP/GLP-1 Agonist
Tirzepatide
Tirzepatide is a single-molecule dual agonist that simultaneously activates both glucose-dependent insulinotropic polypeptide (GIP) receptors and GLP-1 receptors. This dual mechan…
Half-life
~5 days
Purity
≥98% (HPLC)
20.9%
−2.46%
Growth Hormone Axis
GHRH Analogue
CJC-1295 with DAC
CJC-1295 with DAC is a synthetic GHRH analogue modified with a maleimidoproprionic acid Drug Affinity Complex that enables covalent binding to endogenous serum albumin, dramatical…
Half-life
6–8 days (albumin-bound)
Purity
≥98% (HPLC)
6–8 days
↑↑ IGF-1
GHRH Analogue
CJC-1295 without DAC
CJC-1295 without DAC (Modified GRF 1-29) is a 29-amino-acid GHRH fragment with four stabilizing amino acid substitutions that improve enzyme resistance compared to native GHRH 1-2…
Half-life
~30 minutes
Purity
≥98% (HPLC)
~30 min
Pulsatile
GHRP
Hexarelin Acetate
Hexarelin is a synthetic hexapeptide GHRP with high selectivity for the ghrelin receptor (GHS-R1a). It stimulates pulsatile GH secretion from the anterior pituitary by directly ac…
Half-life
~30–45 minutes
Purity
≥98% (HPLC)
CD36
↑ GH
Growth Hormone
HGH
Recombinant somatropin is structurally identical to pituitary-derived human growth hormone (191 amino acids, single chain). It binds the GH receptor causing receptor dimerization …
Half-life
~3–4 hours (subcutaneous)
Purity
≥98% (HPLC/SDS-PAGE)
IGF-1
Lipolysis
Growth Factor
IGF-1 LR3
IGF-1 LR3 is an 83-amino-acid analogue of human IGF-1 with an N-terminal 13-amino-acid extension and a Glu→Arg substitution at position 3. These modifications dramatically reduce …
Half-life
20–30 hours (vs 15 min native IGF-1)
Purity
≥98% (HPLC)
20–30h
↓ IGFBP
GHRH Analogue
Tesamorelin
Tesamorelin is a synthetic GHRH analogue with a trans-3-hexenoic acid modification at the N-terminus, which enhances stability against dipeptidyl peptidase IV (DPP-IV) degradation…
Half-life
26–38 minutes
Purity
≥98% (HPLC)
~15%
FDA
Healing and Recovery Peptides
Recovery Peptide
BPC-157
BPC-157 is a 15-amino-acid synthetic fragment derived from a region of human gastric juice proteins. Research models propose activity through upregulation of growth hormone recept…
Half-life
Hours (parenteral); stable in gastric juice
Purity
≥99% (HPLC)
GI
Tendon
Copper Peptide
GHK-Cu
GHK-Cu is a naturally occurring tripeptide first isolated from human plasma in 1973. The copper(II) complex activates a remarkably broad range of biological responses including up…
Half-life
Hours (topical and systemic)
Purity
≥98% (HPLC)
4,000+
↑ Collagen
Recovery Peptide
TB-500
TB-500 is a synthetic analogue of the conserved region of thymosin beta-4 — an endogenous actin-sequestering protein present in virtually all nucleated mammalian cells. The Ac-SDK…
Half-life
Hours (multi-dose protocols studied)
Purity
≥98% (HPLC)
↑ VEGF
↓ NF-κB
Metabolic & Longevity
NNMT Inhibitor
5-Amino-1MQ
5-Amino-1-methylquinolinium (5-Amino-1MQ) is a competitive inhibitor of NNMT — an enzyme overexpressed in adipose tissue in obesity that converts nicotinamide to 1-methylnicotinam…
Half-life
Under investigation
Purity
≥98% (HPLC)
↑ NAD+
↓ NNMT
GH Fragment
AOD-9604
AOD-9604 is a synthetic fragment corresponding to amino acids 177–191 of the human GH C-terminus with a stabilizing N-terminal tyrosine. This fragment retains the lipolytic proper…
Half-life
~30 minutes
Purity
≥98% (HPLC)
0
↑ β3-AR
Mitochondrial Peptide
MOTS-c
MOTS-c is a mitochondria-derived peptide translated from the 12S rRNA open reading frame of mitochondrial DNA — a novel class of bioactive signaling molecules. In response to meta…
Half-life
Short; nuclear translocation studied
Purity
≥98% (HPLC)
AMPK
Exercise
Longevity / Cellular
NAD+
NAD+ is an essential coenzyme found in all living cells, participating in hundreds of metabolic redox reactions as an electron carrier. In longevity and cellular health research, …
Half-life
Cellular turnover ~1 hour; systemic varies
Purity
≥98% (HPLC)
−50%
SIRT1
ERR Agonist
SLU-PP-332
SLU-PP-332 is a synthetic pan-agonist for all three estrogen-related receptors (ERRα, ERRβ, ERRγ) — nuclear receptors that act as master regulators of mitochondrial biogenesis and…
Half-life
Under investigation
Purity
≥98% (HPLC)
+70%
PGC-1α
Skin & Hair Peptides
Copper Peptide
GHK-Cu
GHK-Cu is a naturally occurring tripeptide first isolated from human plasma in 1973. The copper(II) complex activates a remarkably broad range of biological responses including up…
Half-life
Hours (topical and systemic)
Purity
≥98% (HPLC)
4,000+
↑ Collagen
All research summaries on this page are compiled from publicly available peer-reviewed literature for educational and informational purposes only. They do not constitute medical advice, and findings in pre-clinical or early-phase research may not translate to humans. All compounds are sold for research use only — not for human consumption.