CJC 1295 Ipamorelin — Dual-Peptide Growth Hormone Secretagogue Research Blend
What Is CJC 1295 Ipamorelin?
The CJC 1295 Ipamorelin blend is a dual-peptide research formulation combining a GHRH analog with a selective GHRP. CJC-1295 is a 30-amino-acid GHRH analog with a DAC modification that extends its half-life through albumin binding, while Ipamorelin is a pentapeptide ghrelin-mimetic that selectively stimulates GH release from pituitary somatotrophs via the GHSR-1a receptor. Spartan Peptides
Together this combination represents the most widely studied growth hormone secretagogue pairing in modern peptide research. For scientists and laboratory professionals exploring the full range of compounds on our peptide sciences homepage, CJC 1295 Ipamorelin delivers a mechanistically complementary dual-pathway approach to growth hormone axis research that single-compound formulations simply cannot replicate.
What Does the CJC 1295 Ipamorelin Blend Contain?
CJC-1295 and Ipamorelin belong to a category of synthetic peptides called growth hormone secretagogues — substances that promote the secretion of growth hormone. CJC-1295 stimulates pituitary growth hormone secretion in a sustained manner over an extended period, while Ipamorelin acts on the pituitary gland directly, inducing a more immediate release of growth hormone into circulation. Innerbody
CJC-1295 (with DAC) — The DAC modification on CJC-1295 produces prolonged elevation of GH axis activity lasting 2–7 days per dose in rodent models, making it useful for chronic-exposure research protocols. CJC-1295 activates GHRH receptors on somatotrophs through the cAMP/PKA pathway, providing the sustained baseline elevation that underpins the blend’s long-acting research profile. Explore our dedicated CJC-1295 standalone research page for full compound specifications. Spartan Peptides
Ipamorelin — Ipamorelin is studied for its selective GH release with minimal cortisol or prolactin stimulation compared to older GHRPs such as GHRP-2 and GHRP-6, making it a preferred research tool for isolating GH-specific effects. Its selectivity profile makes it the cleanest GHRP available for research purposes — delivering a sharp, immediate GH pulse without the hormonal side-signal noise of earlier generation compounds. See our Ipamorelin research page for detailed study data. Spartan Peptides
How Does the Blend Work?
Using the two peptides in combination allows researchers to take advantage of growth hormone in terms of both availability and intensity — one providing sustained release, the other delivering an immediate concentrated pulse — complementary mechanisms that work together rather than competing. Innerbody
The GHSR is a G-protein coupled receptor expressed in the pituitary, hypothalamus, and peripheral tissues. When activated by Ipamorelin, GHSR stimulates somatotrophs through phospholipase C and intracellular calcium signaling — a mechanism entirely distinct from the cAMP pathway activated by CJC-1295. Spartan Peptides
This dual-pathway architecture is precisely what makes this blend so valuable in research settings — two completely separate biological mechanisms working in parallel to produce a more comprehensive and physiologically relevant GH secretion response. For deeper mechanistic reading visit PubMed Research Library and the NIH National Library of Medicine.
Research Applications
The CJC 1295 Ipamorelin blend is studied for its potential role in stimulating growth hormone secretion and its synergistic effects on biochemical pathways related to metabolism and recovery. Spartan Peptides
Key active research domains include:
- Growth Hormone Axis Research — GH secretion, IGF-1 upregulation, and pituitary somatotroph signaling studies. Reference: NIH growth hormone research
- Body Composition Studies — muscle tissue preservation, fat metabolism, and lean mass research models
- Recovery & Repair Research — cellular regeneration and tissue recovery pathway studies. See our BPC-157 research page
- Anti-Aging & Longevity Research — GH axis decline, age-related GH deficiency, and IGF-1 restoration models. See our anti-aging peptides catalog
- Sleep Quality Research — a 2025 study found that administration during the early sleep phase produced approximately 40% greater IGF-1 elevation compared to daytime dosing, making sleep-phase GH rhythm research a key application Spartan Peptides
- Metabolic Research — insulin sensitivity, energy metabolism, and nutrient partitioning studies. See our peptide therapy near me page
Why Researchers Choose This Blend
The CJC 1295 Ipamorelin combination is the most widely used GHRH and GHRP research pairing due to selectivity, potency, and the pharmacokinetic benefits of DAC conjugation. Spartan Peptides
Rather than running parallel protocols with two separate compounds — each requiring individual reconstitution, dosing calculations, and storage management — researchers benefit from a single pre-formulated vial that delivers both mechanisms in one consistent, reproducible dose every time.
Browse our full peptide blends catalog to compare with other research formulations. For researchers also studying tissue repair and regeneration alongside GH axis research, explore our Klow Peptide blend and GLOW Peptide blend for complementary multi-pathway coverage.
Product Specifications
The blend undergoes independent HPLC and mass spectrometry testing to confirm greater than 98% purity and correct molecular identity. Each lot comes with a Certificate of Analysis and is manufactured under strict quality control conditions supplied exclusively for licensed research use. Spartan Peptides
| Specification | Detail |
|---|---|
| Form | Lyophilized Powder |
| Purity | ≥98% HPLC & Mass Spectrometry Verified |
| COA | Included — every order |
| Fillers | None — pure active compounds only |
| Storage | −20°C recommended |
| Intended Use | Research purposes only |
For safety data and handling protocols visit the U.S. National Library of Medicine or our peptide storage and handling guide.
Disclaimer
This product is intended strictly for laboratory and research use only. It is not approved for human or veterinary therapeutic use. All research must be conducted by qualified professionals in controlled laboratory settings in full compliance with applicable regulations. For regulatory guidance visit FDA Research Use Guidelines.
Frequently Asked Questions About CJC 1295 Ipamorelin
Q1: What is CJC 1295 Ipamorelin?
CJC 1295 Ipamorelin is a dual-peptide research formulation combining a GHRH analog with a selective GHRP, studied for its synergistic effects on growth hormone secretion and biochemical pathways related to metabolism and recovery. Learn more on our peptide sciences homepage. Spartan Peptides
Q2: How do CJC-1295 and Ipamorelin work together?
CJC-1295 stimulates sustained pituitary growth hormone secretion over an extended period while Ipamorelin induces a more immediate release — using both in combination allows researchers to study growth hormone in terms of both availability and intensity simultaneously. For full mechanistic detail visit PubMed Research Library. Innerbody
Q3: What makes Ipamorelin different from other GHRPs?
Ipamorelin is studied for its selective GH release with minimal cortisol or prolactin stimulation compared to older GHRPs like GHRP-2 and GHRP-6, making it the preferred research tool for isolating GH-specific effects. See our Ipamorelin research page for full data. Spartan Peptides
Q4: What is the DAC modification in CJC-1295?
The DAC modification on CJC-1295 extends its half-life through albumin binding, producing prolonged elevation of GH axis activity lasting 2–7 days per dose in rodent models — useful for chronic-exposure research protocols. See our CJC-1295 standalone page for full compound data. Spartan Peptides
Q5: What research areas is this blend used in?
The blend is actively studied in growth hormone axis research, body composition models, anti-aging and longevity studies, sleep quality research, metabolic pathway studies, and cellular recovery models. See our anti-aging peptides catalog for related compounds.
Q6: What is the purity of this blend?
The blend undergoes independent HPLC and mass spectrometry testing confirming greater than 98% purity and correct molecular identity, with each lot supplied with a Certificate of Analysis. View our quality assurance process for full details. Spartan Peptides
Q7: How is the blend stored?
Store at −20°C in lyophilized powder form to maintain stability and potency. Once reconstituted keep refrigerated at 2–8°C. See our peptide storage guide or NIH compound storage guidelines for full handling protocols.
Q8: How does this blend compare to using CJC-1295 alone?
Using both compounds together gives researchers dual-pathway GH axis coverage — CJC-1295 provides the sustained baseline elevation while Ipamorelin delivers the acute pulsatile GH release. Single-compound CJC-1295 research captures only one half of this mechanism. Compare all available formulations in our peptide blends catalog.
Q9: Where can I buy CJC 1295 Ipamorelin?
You can purchase research-grade CJC 1295 Ipamorelin directly from our store with ≥98% verified purity, full COA, and fast discreet worldwide shipping. Visit our product page or browse our complete research peptides catalog.
Q10: Is CJC 1295 Ipamorelin legal to purchase?
As of May 2026, none of the peptides in this blend are FDA-approved for the indications discussed in the research community. It is legal to purchase for legitimate laboratory and research use only by qualified professionals operating within applicable local regulations. For full guidance visit FDA Research Use Guidelines. Peptidedosingprotocols
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