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Peptide Database

Adipotide
Weight Management
AOD-9604
Weight Management
BPC-157
Healing & Recovery
Cagrilintide
Weight Management
CJC-1295
Growth Hormone
DSIP
Sleep & Recovery
Epithalon
Anti-Aging
GHK-Cu
Anti-Aging
GHRP-2
Growth Hormone
HCG
Hormone Support
Hexarelin
Growth Hormone
HGH
Growth Hormone
IGF-1 LR3
Growth Hormone
Kisspeptin
Hormone Support
Melanotan-2
Cosmetic
MOTS-C
Metabolic
NAD+
Anti-Aging
Oxytocin Acetate
Hormone Support
PEG-MGF
Recovery
PT-141
Sexual Health
Retatrutide
Weight Management
Selank
Cognitive
Semaglutide
Weight Management
Semax
Cognitive
Sermorelin
Growth Hormone
Snap-8
Cosmetic
SS-31
Mitochondrial
TB-500
Healing & Recovery
Tesamorelin
Growth Hormone
Thymosin Alpha-1
Immune
Tirzepatide
Weight Management
Total Peptides: 31
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CJC-1295
GH Increase2-3x
Studies4
Participants85
StatusAvailable

CJC-1295

CJC-1295 with DAC (Drug Affinity Complex)

CJC-1295 is a synthetic analog of growth hormone-releasing hormone (GHRH) designed to stimulate natural growth hormone production from the pituitary gland. Its unique Drug Affinity Complex (DAC) modification allows it to bind to albumin, extending its half-life to 6-8 days and enabling sustained pulsatile growth hormone release. Unlike direct growth hormone therapy, CJC-1295 works with the body's natural rhythms to optimize anabolic effects while maintaining physiological hormone patterns.

Complete Research Database

Dual Receptor Mechanism (GIP/GLP-1)

GLP-1 Receptor Pathway

  • Increases insulin secretion (glucose-dependent)
  • Suppresses glucagon release
  • Slows gastric emptying
  • Enhances satiety in hypothalamus
  • Preserves beta-cell function

GIP Receptor Pathway

  • Enhances insulin secretion (stronger than GLP-1)
  • Promotes fat oxidation
  • Improves insulin sensitivity in muscle
  • Reduces hepatic glucose production
  • Modulates adipose tissue metabolism

Why Dual Agonism is Superior

CJC-1295 binds with high affinity to the growth hormone-releasing hormone receptor (GHRHR) on somatotroph cells within the anterior pituitary gland, triggering a cascade of intracellular signaling that includes activation of adenylate cyclase, elevation of cyclic AMP (cAMP) levels, and subsequent activation of protein kinase A (PKA). This leads to pulsatile release of growth hormone in a physiologically relevant pattern, mimicking natural GHRH activity. The peptide's prolonged half-life, facilitated by its conjugation with a drug affinity complex (DAC) via a maleimide-linked lysine, enhances albumin binding in serum, extending its bioavailability to approximately 6-8 days. Downstream, it stimulates insulin-like growth factor 1 (IGF-1) production in the liver and peripheral tissues, promoting anabolic effects on muscle, bone, and fat metabolism without significantly upregulating other hormones like cortisol or prolactin.

Pharmacokinetic Profile

~5 days
Half-life
8-72 hours
Tmax
80%
Bioavailability
99%
Protein binding
Proteolytic cleavage
Metabolism
Renal (primary)
Elimination

Top 10 High-Quality Research Articles

Prolonged stimulation of growth hormone (GH) and insulin-like growth factor I secretion by CJC-1295, a long-acting analog of GH-releasing hormone, in healthy adults

Read
Journal of Clinical Endocrinology & Metabolism (2006)
N = 72
High Impact
Single injection increased GH levels 2-10 fold for over 6 days and IGF-1 levels 1.5-3 fold for 9-11 days
DOI: 10.1210/jc.2005-1536

Growth hormone-releasing peptides and their analogs: structure-activity relationships and therapeutic applications

Read
Current Pharmaceutical Design (2006)
N = 45
High Impact
Demonstrated 6-8 fold IGF-1 elevation with 15% increase in skeletal muscle protein synthesis in animal models
DOI: 10.2174/138161206777947759
Search PubMed for 'CJC-1295' or 'growth hormone releasing hormone analog' for additional peer-reviewed research articles on this investigational peptide.

Medical Disclaimer

CJC-1295 is an investigational research compound not approved by the FDA for human therapeutic use. This information is for educational purposes only and should not be construed as medical advice. Any use should occur only under medical supervision in approved research settings. Long-term effects are not well-studied in humans.