CJC-1295 with DAC vs GHK-Cu
Well Studied vs Well Studied
synergistic Mechanism-based · 47% CJC-1295 with DAC and GHK-Cu work through complementary pathways. Growth hormone signaling supports tissue repair processes. A well-established combination in recovery protocols.
Molecular Data
CJC-1295 with DAC GHK-Cu
Weight 3,647.28 Da 404.96 Da
Half-life 6-8 days 0.5-2 hours
Chain 30 amino acids 3 amino acids
Type GHRH analog with DAC Copper tripeptide
Key Benefits
CJC-1295 with DAC
01 Convenient weekly dosing
02 Sustained GH/IGF-1 elevation
03 6-8 day half-life
04 Significant body composition changes
GHK-Cu
01 Enhanced collagen production (70% increase in type I and III)
02 Improved skin elasticity
03 Reduced fine lines and wrinkles
04 Accelerated wound healing
05 Hair growth stimulation
06 Antioxidant protection
Dosing Protocols
CJC-1295 with DAC
1-2mg weekly / Once or twice weekly (e.g., Monday/Thursday for split dosing)
Conservative Anti-Aging 1mg Once weekly
Standard Protocol 2mg Once weekly
Split Dosing 1mg Twice weekly (Mon/Thu)
Loading Protocol 2mg first week, then 1mg Weekly
GHK-Cu
0.5-2% topical or 1-3mg injectable / 1-2x daily
Systemic anti-aging 1-2mg 1x daily
Enhanced regeneration 2-3mg 1-2x daily
Side Effects
CJC-1295 with DAC
Water retention
Joint pain
Carpal tunnel symptoms
GHK-Cu
Mild skin irritation initially (usually resolves)
Increased photosensitivity
Contraindications
Diabetes history
Cancer history
Predisposed sleep apnea
Known copper sensitivity or Wilson's disease
Active skin infections at application site
Pregnancy or breastfeeding (injectable)
Research Evidence
CJC-1295 with DAC GHK-Cu
Status Well Studied Well Studied
References 4 studies 5 studies
Latest 2025 July 2025
FDA Approved No No
This comparison is for educational and research purposes only. Consult a healthcare professional before use.