CJC-1295 DAC
- Dosage
- 99% Purity
- 2mg
$45.00
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Certificate of Analysis

Scientific Overview
CJC-1295 DAC is a synthetic analog of growth hormone-releasing hormone (GHRH) conjugated with a Drug Affinity Complex (DAC). The DAC modification enables covalent binding to serum albumin after injection, dramatically extending the peptide's half-life from minutes to approximately 6-8 days. This allows for sustained elevation of growth hormone levels with less frequent dosing in research models.
Chemical Makeup
Molecular Formula
C₁₅₂H₂₅₂N₄₄O₄₂
Molecular Weight
3367.00 g/mol
Other Names
Modified GRF (1-29) with DAC, DAC:GRF
Appearance
White to off-white lyophilized powder
Storage
Store refrigerated at 2–8°C. For extended storage, keep frozen at -20°C. Protect from light and moisture.
Research & Clinical Studies

Extended Half-Life Through DAC Technology
The Drug Affinity Complex enables CJC-1295 to bind covalently to albumin in vivo, extending its half-life from approximately 30 minutes (unmodified GRF) to 6-8 days. This was demonstrated through pharmacokinetic studies measuring sustained GH and IGF-1 elevation over multiple days following a single injection.

Dose-Dependent GH and IGF-1 Elevation
Clinical studies demonstrated dose-dependent increases in mean GH concentrations (2-10 fold above baseline) and sustained IGF-1 elevation for 6-14 days following subcutaneous administration of CJC-1295 DAC in healthy subjects.
References
- 1. Teichman, S.L. et al. "Prolonged stimulation of growth hormone (GH) and insulin-like growth factor I secretion by CJC-1295." J Clin Endocrinol Metab. 91(3):799-805 (2006). View
- 2. Ionescu, M. & Bhatt, D.L. "Modified GRF(1-29) with DAC prolongs GH release." Growth Horm IGF Res. 14(Suppl A):S45 (2004). View
Frequently Asked Questions
What is the purity of CJC-1295 DAC?
Our CJC-1295 DAC is verified at 98.5% purity through independent third-party HPLC analysis. Each production batch undergoes rigorous quality testing, and a Certificate of Analysis (COA) is available for review in our COA Library.
How should I store this peptide?
Store refrigerated at 2–8°C. For extended storage, keep frozen at -20°C. Protect from light and moisture. Once reconstituted, solutions should be used promptly or stored frozen to maintain stability. Avoid repeated freeze-thaw cycles for best results.
Do you provide Certificates of Analysis?
Yes — every batch we produce is independently tested via HPLC and mass spectrometry to confirm identity and purity. COAs for all current batches are publicly accessible through our COA Library.
How is the product shipped?
All orders ship within 24 hours of purchase via USPS Priority Mail. Products are carefully sealed and packaged to ensure stability during transit. Orders over $150 qualify for free shipping. If you receive a damaged, defective, or incorrect product, please contact our support team with photos within 48 hours of delivery.
Is this product for human consumption?
No. This product is sold exclusively for in-vitro laboratory and research purposes. It is not intended for human or animal consumption, nor for any diagnostic or therapeutic applications. Purchasers must be 18 years of age or older and assume full responsibility for lawful handling.